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107274385 = 5533171277
BaseRepresentation
bin1100110010011…
…10000010010001
321110212002210101
412121032002101
5204430240020
614351132401
72441550211
oct631160221
9243762711
10107274385
115560a919
122bb14101
13192bc88a
1410366241
15964000a
hex664e091

107274385 has 16 divisors (see below), whose sum is σ = 131674896. Its totient is φ = 83868928.

The previous prime is 107274383. The next prime is 107274407. The reversal of 107274385 is 583472701.

It can be written as a sum of positive squares in 8 ways, for example, as 2396304 + 104878081 = 1548^2 + 10241^2 .

It is a cyclic number.

It is not a de Polignac number, because 107274385 - 21 = 107274383 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (107274383) 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 15 ways as a sum of consecutive naturals, for example, 83367 + ... + 84643.

It is an arithmetic number, because the mean of its divisors is an integer number (8229681).

Almost surely, 2107274385 is an apocalyptic number.

It is an amenable number.

107274385 is a deficient number, since it is larger than the sum of its proper divisors (24400511).

107274385 is a wasteful number, since it uses less digits than its factorization.

107274385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 107274385 is about 10357.3348405852. The cubic root of 107274385 is about 475.1513977229.

It can be divided in two parts, 1072 and 74385, that added together give a palindrome (75457).

The spelling of 107274385 in words is "one hundred seven million, two hundred seventy-four thousand, three hundred eighty-five".

Divisors: 1 5 53 265 317 1277 1585 6385 16801 67681 84005 338405 404809 2024045 21454877 107274385