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10312190724 = 2231178122657
BaseRepresentation
bin10011001101010011…
…11000101100000100
3222121200012120021210
421212221320230010
5132104410100344
64423134011420
7513355113663
oct114651705404
928550176253
1010312190724
114411a65580
121bb9646b70
13c84596004
146db7cadda
154054c8db9
hex266a78b04

10312190724 has 24 divisors (see below), whose sum is σ = 26249213088. Its totient is φ = 3124906240.

The previous prime is 10312190723. The next prime is 10312190729. The reversal of 10312190724 is 42709121301.

It is a junction number, because it is equal to n+sod(n) for n = 10312190691 and 10312190700.

It is not an unprimeable number, because it can be changed into a prime (10312190723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39061197 + ... + 39061460.

It is an arithmetic number, because the mean of its divisors is an integer number (1093717212).

Almost surely, 210312190724 is an apocalyptic number.

It is an amenable number.

10312190724 is an abundant number, since it is smaller than the sum of its proper divisors (15937022364).

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

10312190724 is a wasteful number, since it uses less digits than its factorization.

10312190724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78122675 (or 78122673 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 30.

The spelling of 10312190724 in words is "ten billion, three hundred twelve million, one hundred ninety thousand, seven hundred twenty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 78122657 156245314 234367971 312490628 468735942 859349227 937471884 1718698454 2578047681 3437396908 5156095362 10312190724