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10870142975 = 521775134057
BaseRepresentation
bin10100001111110100…
…10011011111111111
31001001120002110212222
422013322103133333
5134230224033400
64554344515555
7533241455636
oct120772233777
931046073788
1010870142975
114678a0433a
12213447bbbb
13104305bc83
1475194a51d
1543948d185
hex287e937ff

10870142975 has 24 divisors (see below), whose sum is σ = 14291281728. Its totient is φ = 8173440000.

The previous prime is 10870142971. The next prime is 10870142977. The reversal of 10870142975 is 57924107801.

It is not a de Polignac number, because 10870142975 - 22 = 10870142971 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10870142971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 302147 + ... + 336203.

It is an arithmetic number, because the mean of its divisors is an integer number (595470072).

Almost surely, 210870142975 is an apocalyptic number.

10870142975 is a deficient number, since it is larger than the sum of its proper divisors (3421138753).

10870142975 is a wasteful number, since it uses less digits than its factorization.

10870142975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34835 (or 34830 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 44.

The spelling of 10870142975 in words is "ten billion, eight hundred seventy million, one hundred forty-two thousand, nine hundred seventy-five".

Divisors: 1 5 17 25 85 425 751 3755 12767 18775 34057 63835 170285 319175 578969 851425 2894845 14474225 25576807 127884035 434805719 639420175 2174028595 10870142975