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10302798972 = 2231151745931
BaseRepresentation
bin10011001100001100…
…00011110001111100
3222121000112102020010
421212012003301330
5132100004031342
64422200423220
7513212226534
oct114606036174
928530472203
1010302798972
1144077303a4
121bb6477b10
13c8265826b
146da4644c4
1540477129c
hex266183c7c

10302798972 has 24 divisors (see below), whose sum is σ = 24060782592. Its totient is φ = 3431278000.

The previous prime is 10302798959. The next prime is 10302798977. The reversal of 10302798972 is 27989720301.

It is a super-2 number, since 2×103027989722 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10302798977) 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, 359154 + ... + 386777.

It is an arithmetic number, because the mean of its divisors is an integer number (1002532608).

Almost surely, 210302798972 is an apocalyptic number.

10302798972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10302798972 is an abundant number, since it is smaller than the sum of its proper divisors (13757983620).

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

10302798972 is a wasteful number, since it uses less digits than its factorization.

10302798972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747089 (or 747087 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 48.

The spelling of 10302798972 in words is "ten billion, three hundred two million, seven hundred ninety-eight thousand, nine hundred seventy-two".

Divisors: 1 2 3 4 6 12 1151 2302 3453 4604 6906 13812 745931 1491862 2237793 2983724 4475586 8951172 858566581 1717133162 2575699743 3434266324 5151399486 10302798972