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107715390 = 23531115823
BaseRepresentation
bin1100110101110…
…01101100111110
321111200111201220
412122321230332
5210033343030
614404414210
72445365016
oct632715476
9244614656
10107715390
1155891192
12300a7366
1319415523
141043cc46
1596caa10
hex66b9b3e

107715390 has 32 divisors (see below), whose sum is σ = 266858496. Its totient is φ = 27797280.

The previous prime is 107715379. The next prime is 107715403. The reversal of 107715390 is 93517701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56982 + ... + 58841.

It is an arithmetic number, because the mean of its divisors is an integer number (8339328).

Almost surely, 2107715390 is an apocalyptic number.

107715390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

107715390 is an abundant number, since it is smaller than the sum of its proper divisors (159143106).

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

107715390 is a wasteful number, since it uses less digits than its factorization.

107715390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115864.

The product of its (nonzero) digits is 6615, while the sum is 33.

The square root of 107715390 is about 10378.6025070816. The cubic root of 107715390 is about 475.8016233130.

It can be divided in two parts, 10771 and 5390, that added together give a palindrome (16161).

The spelling of 107715390 in words is "one hundred seven million, seven hundred fifteen thousand, three hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 115823 231646 347469 579115 694938 1158230 1737345 3474690 3590513 7181026 10771539 17952565 21543078 35905130 53857695 107715390