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107377231 = 138259787
BaseRepresentation
bin1100110011001…
…11001001001111
321111001022212111
412121213021033
5204442032411
614353244451
72442456103
oct631471117
9244038774
10107377231
1155680115
122bb63727
1319327630
1410391903
159660721
hex666724f

107377231 has 4 divisors (see below), whose sum is σ = 115637032. Its totient is φ = 99117432.

The previous prime is 107377201. The next prime is 107377247. The reversal of 107377231 is 132773701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 107377231 - 25 = 107377199 is a prime.

It is a super-2 number, since 2×1073772312 = 23059739474454722, 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 = 107377193 and 107377202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107377201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4129881 + ... + 4129906.

It is an arithmetic number, because the mean of its divisors is an integer number (28909258).

Almost surely, 2107377231 is an apocalyptic number.

107377231 is a deficient number, since it is larger than the sum of its proper divisors (8259801).

107377231 is an equidigital number, since it uses as much as digits as its factorization.

107377231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8259800.

The product of its (nonzero) digits is 6174, while the sum is 31.

The square root of 107377231 is about 10362.2985384518. The cubic root of 107377231 is about 475.3031947938.

The spelling of 107377231 in words is "one hundred seven million, three hundred seventy-seven thousand, two hundred thirty-one".

Divisors: 1 13 8259787 107377231