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10790040020 = 2251534935149
BaseRepresentation
bin10100000110010001…
…01111000111010100
31000211222100211021212
422003020233013110
5134044222240040
64542404000552
7531246553424
oct120310570724
930758324255
1010790040020
114637772851
122111690158
13102c593a86
14745058484
15432418d65
hex28322f1d4

10790040020 has 24 divisors (see below), whose sum is σ = 22661205000. Its totient is φ = 4315612032.

The previous prime is 10790039971. The next prime is 10790040047. The reversal of 10790040020 is 2004009701.

It can be written as a sum of positive squares in 4 ways, for example, as 1534445584 + 9255594436 = 39172^2 + 96206^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289406 + ... + 324554.

It is an arithmetic number, because the mean of its divisors is an integer number (944216875).

Almost surely, 210790040020 is an apocalyptic number.

10790040020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10790040020 is an abundant number, since it is smaller than the sum of its proper divisors (11871164980).

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

10790040020 is a wasteful number, since it uses less digits than its factorization.

10790040020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50507 (or 50505 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 10790040020 its reverse (2004009701), we get a palindrome (12794049721).

The spelling of 10790040020 in words is "ten billion, seven hundred ninety million, forty thousand, twenty".

Divisors: 1 2 4 5 10 20 15349 30698 35149 61396 70298 76745 140596 153490 175745 306980 351490 702980 539502001 1079004002 2158008004 2697510005 5395020010 10790040020