Search a number
-
+
2423102240 = 255131164953
BaseRepresentation
bin1001000001101101…
…1001101100100000
320020212111100101102
42100123121230200
514430303232430
61040235253532
7114022013006
oct22033315440
96225440342
102423102240
111033861639
125775aa2a8
132c8017110
1418db54a76
15e2adb345
hex906d9b20

2423102240 has 48 divisors (see below), whose sum is σ = 6164936568. Its totient is φ = 894683136.

The previous prime is 2423102239. The next prime is 2423102261. The reversal of 2423102240 is 422013242.

It can be written as a sum of positive squares in 4 ways, for example, as 1697769616 + 725332624 = 41204^2 + 26932^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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 7 ways as a sum of consecutive naturals, for example, 580397 + ... + 584556.

Almost surely, 22423102240 is an apocalyptic number.

2423102240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2423102240 is an abundant number, since it is smaller than the sum of its proper divisors (3741834328).

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

2423102240 is a wasteful number, since it uses less digits than its factorization.

2423102240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164981 (or 1164973 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2423102240 is about 49225.0164042634. The cubic root of 2423102240 is about 1343.1481338823.

Adding to 2423102240 its reverse (422013242), we get a palindrome (2845115482).

The spelling of 2423102240 in words is "two billion, four hundred twenty-three million, one hundred two thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 1040 2080 1164953 2329906 4659812 5824765 9319624 11649530 15144389 18639248 23299060 30288778 37278496 46598120 60577556 75721945 93196240 121155112 151443890 186392480 242310224 302887780 484620448 605775560 1211551120 2423102240