Search a number
-
+
56880724992 = 21037131910709
BaseRepresentation
bin110100111110010110…
…101111110000000000
312102211010010012212020
4310332112233300000
51412442431144432
642044115201440
74052362120320
oct647626576000
9172733105766
1056880724992
1122139760633
12b0352a6280
135496443a30
142a784bd280
15172d99d22c
hexd3e5afc00

56880724992 has 352 divisors, whose sum is σ = 196433395200. Its totient is φ = 14210629632.

The previous prime is 56880724991. The next prime is 56880725003. The reversal of 56880724992 is 29942708865.

56880724992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56880724991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5306134 + ... + 5316842.

Almost surely, 256880724992 is an apocalyptic number.

56880724992 is a gapful number since it is divisible by the number (52) 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 56880724992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98216697600).

56880724992 is an abundant number, since it is smaller than the sum of its proper divisors (139552670208).

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

56880724992 is a wasteful number, since it uses less digits than its factorization.

56880724992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10771 (or 10753 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 56880724992 in words is "fifty-six billion, eight hundred eighty million, seven hundred twenty-four thousand, nine hundred ninety-two".