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136397037 = 373415361
BaseRepresentation
bin10000010000101…
…00000011101101
3100111122200120010
420020110003231
5234404201122
621311243433
73244233000
oct1010240355
9314580503
10136397037
116aaa1127
1239819579
132234840a
1414187537
15be93e0c
hex82140ed

136397037 has 64 divisors (see below), whose sum is σ = 224985600. Its totient is φ = 73382400.

The previous prime is 136397003. The next prime is 136397057. The reversal of 136397037 is 730793631.

It is not a de Polignac number, because 136397037 - 26 = 136396973 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136396986 and 136397004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136397057) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2235987 + ... + 2236047.

It is an arithmetic number, because the mean of its divisors is an integer number (3515400).

Almost surely, 2136397037 is an apocalyptic number.

It is an amenable number.

136397037 is a deficient number, since it is larger than the sum of its proper divisors (88588563).

136397037 is an equidigital number, since it uses as much as digits as its factorization.

136397037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 165 counting only the distinct ones).

The product of its (nonzero) digits is 71442, while the sum is 39.

The square root of 136397037 is about 11678.9142046682. The cubic root of 136397037 is about 514.7562701290.

The spelling of 136397037 in words is "one hundred thirty-six million, three hundred ninety-seven thousand, thirty-seven".

Divisors: 1 3 7 21 41 49 53 61 123 147 159 183 287 343 371 427 861 1029 1113 1281 2009 2173 2501 2597 2989 3233 6027 6519 7503 7791 8967 9699 14063 15211 17507 18179 20923 22631 42189 45633 52521 54537 62769 67893 106477 122549 132553 158417 319431 367647 397659 475251 745339 857843 927871 1108919 2236017 2573529 2783613 3326757 6495097 19485291 45465679 136397037