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10505704675 = 521921164067
BaseRepresentation
bin10011100100011000…
…00101010011100011
31000010011100002112011
421302030011103203
5133003430022200
64454245413351
7521225005414
oct116214052343
930104302464
1010505704675
114501218464
12205240a257
13cb56bbccb
147193a180b
154174a15ba
hex2723054e3

10505704675 has 18 divisors (see below), whose sum is σ = 13748807148. Its totient is φ = 7962211440.

The previous prime is 10505704673. The next prime is 10505704681. The reversal of 10505704675 is 57640750501.

It is a happy number.

It is not a de Polignac number, because 10505704675 - 21 = 10505704673 is a prime.

It is a super-2 number, since 2×105057046752 (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10505704673) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 573009 + ... + 591058.

Almost surely, 210505704675 is an apocalyptic number.

10505704675 is a deficient number, since it is larger than the sum of its proper divisors (3243102473).

10505704675 is a wasteful number, since it uses less digits than its factorization.

10505704675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164115 (or 1164091 counting only the distinct ones).

The product of its (nonzero) digits is 147000, while the sum is 40.

The spelling of 10505704675 in words is "ten billion, five hundred five million, seven hundred four thousand, six hundred seventy-five".

Divisors: 1 5 19 25 95 361 475 1805 9025 1164067 5820335 22117273 29101675 110586365 420228187 552931825 2101140935 10505704675