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4660000000 = 2857233
BaseRepresentation
bin1000101011100000…
…11111010100000000
3110000202121112020121
410111300133110000
534020430000000
62050223550024
7223323226555
oct42560372400
913022545217
104660000000
111a814a2a77
12aa075b314
13593597266
14322c78a2c
151c4195b1a
hex115c1f500

4660000000 has 144 divisors (see below), whose sum is σ = 11677118544. Its totient is φ = 1856000000.

The previous prime is 4659999979. The next prime is 4660000043. The reversal of 4660000000 is 664.

It can be written as a sum of positive squares in 8 ways, for example, as 2928108544 + 1731891456 = 54112^2 + 41616^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19999884 + ... + 20000116.

It is an arithmetic number, because the mean of its divisors is an integer number (81091101).

Almost surely, 24660000000 is an apocalyptic number.

4660000000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4660000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5838559272).

4660000000 is an abundant number, since it is smaller than the sum of its proper divisors (7017118544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4660000000 is an frugal number, since it uses more digits than its factorization.

4660000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 4660000000 is about 68264.1926635040. The cubic root of 4660000000 is about 1670.3031708428.

Adding to 4660000000 its reverse (664), we get a palindrome (4660000664).

The spelling of 4660000000 in words is "four billion, six hundred sixty million", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 233 250 256 320 400 466 500 625 640 800 932 1000 1165 1250 1280 1600 1864 2000 2330 2500 3125 3200 3728 4000 4660 5000 5825 6250 6400 7456 8000 9320 10000 11650 12500 14912 15625 16000 18640 20000 23300 25000 29125 29824 31250 32000 37280 40000 46600 50000 58250 59648 62500 74560 78125 80000 93200 100000 116500 125000 145625 149120 156250 160000 186400 200000 233000 250000 291250 298240 312500 372800 400000 466000 500000 582500 625000 728125 745600 800000 932000 1000000 1165000 1250000 1456250 1491200 1864000 2000000 2330000 2500000 2912500 3640625 3728000 4000000 4660000 5000000 5825000 7281250 7456000 9320000 10000000 11650000 14562500 18203125 18640000 20000000 23300000 29125000 36406250 37280000 46600000 58250000 72812500 93200000 116500000 145625000 186400000 233000000 291250000 466000000 582500000 932000000 1165000000 2330000000 4660000000