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4872700520 = 235121817513
BaseRepresentation
bin1001000100110111…
…11000001001101000
3110120120211211111122
410202123320021220
534434402404040
62123302514412
7231515161652
oct44233701150
913516754448
104872700520
112080570026
12b3ba35a08
135c867a35c
143432056d2
151d7bad1b5
hex1226f8268

4872700520 has 16 divisors (see below), whose sum is σ = 10963576260. Its totient is φ = 1949080192.

The previous prime is 4872700519. The next prime is 4872700549. The reversal of 4872700520 is 250072784.

It can be written as a sum of positive squares in 2 ways, for example, as 4503215236 + 369485284 = 67106^2 + 19222^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60908717 + ... + 60908796.

Almost surely, 24872700520 is an apocalyptic number.

4872700520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4872700520 is an abundant number, since it is smaller than the sum of its proper divisors (6090875740).

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

4872700520 is a wasteful number, since it uses less digits than its factorization.

4872700520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121817524 (or 121817520 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 35.

The square root of 4872700520 is about 69804.7313582683. The cubic root of 4872700520 is about 1695.3390805058.

The spelling of 4872700520 in words is "four billion, eight hundred seventy-two million, seven hundred thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 121817513 243635026 487270052 609087565 974540104 1218175130 2436350260 4872700520