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102971074108 = 22722039257657
BaseRepresentation
bin101111111100110001…
…1011110011000111100
3100211210020020112201111
41133321203132120330
53141341043332413
6115145415251404
710303501455100
oct1377143363074
9324706215644
10102971074108
113a74053a051
1217b58979b64
139930206b66
144dab897900
152a29eb7d3d
hex17f98de63c

102971074108 has 36 divisors (see below), whose sum is σ = 209723305680. Its totient is φ = 44108645952.

The previous prime is 102971074079. The next prime is 102971074127. The reversal of 102971074108 is 801470179201.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 270816 + ... + 528472.

It is an arithmetic number, because the mean of its divisors is an integer number (5825647380).

Almost surely, 2102971074108 is an apocalyptic number.

It is an amenable number.

102971074108 is an abundant number, since it is smaller than the sum of its proper divisors (106752231572).

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

102971074108 is a wasteful number, since it uses less digits than its factorization.

102971074108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259714 (or 259705 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 40.

The spelling of 102971074108 in words is "one hundred two billion, nine hundred seventy-one million, seventy-four thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 49 98 196 2039 4078 8156 14273 28546 57092 99911 199822 257657 399644 515314 1030628 1803599 3607198 7214396 12625193 25250386 50500772 525362623 1050725246 2101450492 3677538361 7355076722 14710153444 25742768527 51485537054 102971074108