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107064689 = 1031039463
BaseRepresentation
bin1100110000110…
…10110101110001
321110110110010212
412120122311301
5204402032224
614342433505
72440014644
oct630326561
9243413125
10107064689
1155487316
122ba32895
13192482b4
141030da5b
1595ecd0e
hex661ad71

107064689 has 4 divisors (see below), whose sum is σ = 108104256. Its totient is φ = 106025124.

The previous prime is 107064673. The next prime is 107064697. The reversal of 107064689 is 986460701.

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: 986460701 = 1338173721.

It is a cyclic number.

It is not a de Polignac number, because 107064689 - 24 = 107064673 is a prime.

It is a super-2 number, since 2×1070646892 = 22925695261333442, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (107064619) 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, 519629 + ... + 519834.

It is an arithmetic number, because the mean of its divisors is an integer number (27026064).

Almost surely, 2107064689 is an apocalyptic number.

It is an amenable number.

107064689 is a deficient number, since it is larger than the sum of its proper divisors (1039567).

107064689 is a wasteful number, since it uses less digits than its factorization.

107064689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1039566.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 107064689 is about 10347.2068211668. The cubic root of 107064689 is about 474.8415929777.

The spelling of 107064689 in words is "one hundred seven million, sixty-four thousand, six hundred eighty-nine".

Divisors: 1 103 1039463 107064689