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107235427 = 138248879
BaseRepresentation
bin1100110010001…
…00100001100011
321110210010100111
412121010201203
5204423013202
614350232151
72441325505
oct631044143
9243703314
10107235427
1155593622
122bab5657
13192a7c20
1410355d75
1596336d7
hex6644863

107235427 has 4 divisors (see below), whose sum is σ = 115484320. Its totient is φ = 98986536.

The previous prime is 107235413. The next prime is 107235451. The reversal of 107235427 is 724532701.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 724532701 = 1096647089.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-107235427 is a prime.

It is a super-2 number, since 2×1072354272 = 22998873607744658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107235497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4124427 + ... + 4124452.

It is an arithmetic number, because the mean of its divisors is an integer number (28871080).

Almost surely, 2107235427 is an apocalyptic number.

107235427 is a deficient number, since it is larger than the sum of its proper divisors (8248893).

107235427 is an equidigital number, since it uses as much as digits as its factorization.

107235427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8248892.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 107235427 is about 10355.4539736315. The cubic root of 107235427 is about 475.0938717521.

The spelling of 107235427 in words is "one hundred seven million, two hundred thirty-five thousand, four hundred twenty-seven".

Divisors: 1 13 8248879 107235427