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107370689 = 139772451
BaseRepresentation
bin1100110011001…
…01100011000001
321111000222220012
412121211203001
5204441330224
614353154305
72442431036
oct631454301
9244028805
10107370689
1155676208
122bb5b995
131932466a
141038d38d
15965d80e
hex66658c1

107370689 has 4 divisors (see below), whose sum is σ = 108143280. Its totient is φ = 106598100.

The previous prime is 107370671. The next prime is 107370719. The reversal of 107370689 is 986073701.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 986073701 = 1815447921.

It is a cyclic number.

It is not a de Polignac number, because 107370689 - 28 = 107370433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107370629) 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, 386087 + ... + 386364.

It is an arithmetic number, because the mean of its divisors is an integer number (27035820).

Almost surely, 2107370689 is an apocalyptic number.

It is an amenable number.

107370689 is a deficient number, since it is larger than the sum of its proper divisors (772591).

107370689 is an equidigital number, since it uses as much as digits as its factorization.

107370689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772590.

The product of its (nonzero) digits is 63504, while the sum is 41.

The square root of 107370689 is about 10361.9828700881. The cubic root of 107370689 is about 475.2935419198.

The spelling of 107370689 in words is "one hundred seven million, three hundred seventy thousand, six hundred eighty-nine".

Divisors: 1 139 772451 107370689