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107123741 = 677158233
BaseRepresentation
bin1100110001010…
…01010000011101
321110120110010222
412120221100131
5204410424431
614344011125
72440352054
oct630512035
9243513128
10107123741
115551771a
122ba60aa5
131926913a
141032739b
15961057b
hex662941d

107123741 has 4 divisors (see below), whose sum is σ = 107282652. Its totient is φ = 106964832.

The previous prime is 107123717. The next prime is 107123743. The reversal of 107123741 is 147321701.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 147321701 = 881167221.

It can be written as a sum of positive squares in 2 ways, for example, as 99400900 + 7722841 = 9970^2 + 2779^2 .

It is a cyclic number.

It is not a de Polignac number, because 107123741 - 26 = 107123677 is a prime.

It is a super-2 number, since 2×1071237412 = 22950991771670162, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 107123741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (107123743) 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, 78440 + ... + 79793.

It is an arithmetic number, because the mean of its divisors is an integer number (26820663).

Almost surely, 2107123741 is an apocalyptic number.

It is an amenable number.

107123741 is a deficient number, since it is larger than the sum of its proper divisors (158911).

107123741 is an equidigital number, since it uses as much as digits as its factorization.

107123741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158910.

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 107123741 is about 10350.0599515172. The cubic root of 107123741 is about 474.9288772551.

The spelling of 107123741 in words is "one hundred seven million, one hundred twenty-three thousand, seven hundred forty-one".

Divisors: 1 677 158233 107123741