Search a number
-
+
4865995680 = 2535713176553
BaseRepresentation
bin1001000100000100…
…10011001110100000
3110120010020012012020
410202002103032200
534431143330210
62122503101440
7231404165220
oct44202231640
913503205166
104865995680
112077800637
12b39741880
135c71705b0
1434237c080
151d72d6770
hex1220933a0

4865995680 has 384 divisors, whose sum is σ = 19977850368. Its totient is φ = 966131712.

The previous prime is 4865995643. The next prime is 4865995699. The reversal of 4865995680 is 865995684.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 739284 + ... + 745836.

It is an arithmetic number, because the mean of its divisors is an integer number (52025652).

Almost surely, 24865995680 is an apocalyptic number.

4865995680 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 4865995680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9988925184).

4865995680 is an abundant number, since it is smaller than the sum of its proper divisors (15111854688).

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

4865995680 is a wasteful number, since it uses less digits than its factorization.

4865995680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6608 (or 6600 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 60.

The square root of 4865995680 is about 69756.6891416157. The cubic root of 4865995680 is about 1694.5611275767.

The spelling of 4865995680 in words is "four billion, eight hundred sixty-five million, nine hundred ninety-five thousand, six hundred eighty".