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107385739 = 19127191233
BaseRepresentation
bin1100110011010…
…01001110001011
321111001202112121
412121221032023
5204442320424
614353352111
72442522646
oct631511613
9244052477
10107385739
115568654a
122bb68637
131932b476
1410394a5d
159662ee4
hex666938b

107385739 has 16 divisors (see below), whose sum is σ = 115015680. Its totient is φ = 99973440.

The previous prime is 107385737. The next prime is 107385757. The reversal of 107385739 is 937583701.

It is not a de Polignac number, because 107385739 - 21 = 107385737 is a prime.

It is a super-2 number, since 2×1073857392 = 23063393881152242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 107385695 and 107385704.

It is not an unprimeable number, because it can be changed into a prime (107385731) 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, 460767 + ... + 460999.

It is an arithmetic number, because the mean of its divisors is an integer number (7188480).

Almost surely, 2107385739 is an apocalyptic number.

107385739 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

107385739 is a deficient number, since it is larger than the sum of its proper divisors (7629941).

107385739 is a wasteful number, since it uses less digits than its factorization.

107385739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 570.

The product of its (nonzero) digits is 158760, while the sum is 43.

The square root of 107385739 is about 10362.7090569986. The cubic root of 107385739 is about 475.3157479603.

The spelling of 107385739 in words is "one hundred seven million, three hundred eighty-five thousand, seven hundred thirty-nine".

Divisors: 1 19 127 191 233 2413 3629 4427 24257 29591 44503 460883 562229 845557 5651881 107385739