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107885239 = 7113145197
BaseRepresentation
bin1100110111000…
…11001010110111
321112000010201121
412123203022313
5210104311424
614412204411
72450003140
oct633431267
9245003647
10107885239
1155997860
1230169707
1319474927
1410484ac7
159710ee4
hex66e32b7

107885239 has 16 divisors (see below), whose sum is σ = 138848256. Its totient is φ = 81352800.

The previous prime is 107885207. The next prime is 107885251. The reversal of 107885239 is 932588701.

It is a cyclic number.

It is not a de Polignac number, because 107885239 - 25 = 107885207 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 107885195 and 107885204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107885339) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20212 + ... + 24985.

It is an arithmetic number, because the mean of its divisors is an integer number (8678016).

Almost surely, 2107885239 is an apocalyptic number.

107885239 is a deficient number, since it is larger than the sum of its proper divisors (30963017).

107885239 is a wasteful number, since it uses less digits than its factorization.

107885239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45246.

The product of its (nonzero) digits is 120960, while the sum is 43.

The square root of 107885239 is about 10386.7819366732. The cubic root of 107885239 is about 476.0515782797.

The spelling of 107885239 in words is "one hundred seven million, eight hundred eighty-five thousand, two hundred thirty-nine".

Divisors: 1 7 11 31 77 217 341 2387 45197 316379 497167 1401107 3480169 9807749 15412177 107885239