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104907231 = 3511133019
BaseRepresentation
bin1100100000011…
…00000111011111
321022101211200000
412100030013133
5203324012411
614224305343
72412460662
oct620140737
9238354600
10104907231
11542433a0
122b172253
13189712b0
14dd0b6d9
159323956
hex640c1df

104907231 has 48 divisors (see below), whose sum is σ = 184679040. Its totient is φ = 58669920.

The previous prime is 104907223. The next prime is 104907259. The reversal of 104907231 is 132709401.

It is not a de Polignac number, because 104907231 - 23 = 104907223 is a prime.

It is a super-2 number, since 2×1049072312 = 22011054232174722, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 104907195 and 104907204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104907631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33240 + ... + 36258.

It is an arithmetic number, because the mean of its divisors is an integer number (3847480).

Almost surely, 2104907231 is an apocalyptic number.

104907231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

104907231 is a deficient number, since it is larger than the sum of its proper divisors (79771809).

104907231 is a wasteful number, since it uses less digits than its factorization.

104907231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3058 (or 3046 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 104907231 is about 10242.4231019813. The cubic root of 104907231 is about 471.6304187593.

The spelling of 104907231 in words is "one hundred four million, nine hundred seven thousand, two hundred thirty-one".

Divisors: 1 3 9 11 13 27 33 39 81 99 117 143 243 297 351 429 891 1053 1287 2673 3019 3159 3861 9057 11583 27171 33209 34749 39247 81513 99627 117741 244539 298881 353223 431717 733617 896643 1059669 1295151 2689929 3179007 3885453 8069787 9537021 11656359 34969077 104907231