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137388097 = 7114737963
BaseRepresentation
bin10000011000001…
…10000001000001
3100120112001001001
420030012001001
5240132404342
621344412001
73255531250
oct1014060101
9316461031
10137388097
1170608790
123a017001
1322604542
1414364797
15c0dc8b7
hex8306041

137388097 has 16 divisors (see below), whose sum is σ = 174938112. Its totient is φ = 104775120.

The previous prime is 137388091. The next prime is 137388103. The reversal of 137388097 is 790883731.

It is a happy number.

It is a Cunningham number, because it is equal to 5163+1.

It is an interprime number because it is at equal distance from previous prime (137388091) and next prime (137388103).

It is a cyclic number.

It is not a de Polignac number, because 137388097 - 27 = 137387969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (137388091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15363 + ... + 22600.

It is an arithmetic number, because the mean of its divisors is an integer number (10933632).

Almost surely, 2137388097 is an apocalyptic number.

It is an amenable number.

137388097 is a deficient number, since it is larger than the sum of its proper divisors (37550015).

137388097 is a wasteful number, since it uses less digits than its factorization.

137388097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38028.

The product of its (nonzero) digits is 254016, while the sum is 46.

The square root of 137388097 is about 11721.2668683893. The cubic root of 137388097 is about 516.0000012519. Note that the first 5 decimals are identical.

The spelling of 137388097 in words is "one hundred thirty-seven million, three hundred eighty-eight thousand, ninety-seven".

Divisors: 1 7 11 47 77 329 517 3619 37963 265741 417593 1784261 2923151 12489827 19626871 137388097