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64112097 = 374370999
BaseRepresentation
bin1111010010010…
…0010111100001
311110122020021010
43310210113201
5112403041342
610210051133
71405641510
oct364442741
9143566233
1064112097
113320a405
1219579aa9
131038986a
14872c677
15596629c
hex3d245e1

64112097 has 16 divisors (see below), whose sum is σ = 99968000. Its totient is φ = 35782992.

The previous prime is 64112071. The next prime is 64112107. The reversal of 64112097 is 79021146.

It is a happy number.

64112097 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64112097 - 27 = 64111969 is a prime.

It is a super-2 number, since 2×641120972 = 8220721963474818, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64112297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34597 + ... + 36402.

It is an arithmetic number, because the mean of its divisors is an integer number (6248000).

Almost surely, 264112097 is an apocalyptic number.

It is an amenable number.

64112097 is a deficient number, since it is larger than the sum of its proper divisors (35855903).

64112097 is a wasteful number, since it uses less digits than its factorization.

64112097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71052.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 64112097 is about 8007.0029973767. The cubic root of 64112097 is about 400.2333992022.

The spelling of 64112097 in words is "sixty-four million, one hundred twelve thousand, ninety-seven".

Divisors: 1 3 7 21 43 129 301 903 70999 212997 496993 1490979 3052957 9158871 21370699 64112097