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69113113 = 536719463
BaseRepresentation
bin1000001111010…
…01010100011001
311211001022100221
410013221110121
5120143104423
610505200041
71466310646
oct407512431
9154038327
1069113113
1136015783
121b190021
131141ac44
149270dcd
156102e5d
hex41e9519

69113113 has 8 divisors (see below), whose sum is σ = 71471808. Its totient is φ = 66793584.

The previous prime is 69113081. The next prime is 69113123. The reversal of 69113113 is 31131196.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 69113113 - 25 = 69113081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69113123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6181 + ... + 13282.

It is an arithmetic number, because the mean of its divisors is an integer number (8933976).

Almost surely, 269113113 is an apocalyptic number.

It is an amenable number.

69113113 is a deficient number, since it is larger than the sum of its proper divisors (2358695).

69113113 is a wasteful number, since it uses less digits than its factorization.

69113113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19583.

The product of its digits is 486, while the sum is 25.

The square root of 69113113 is about 8313.4296773353. The cubic root of 69113113 is about 410.3805964206.

It can be divided in two parts, 6 and 9113113, that added together give a palindrome (9113119).

The spelling of 69113113 in words is "sixty-nine million, one hundred thirteen thousand, one hundred thirteen".

Divisors: 1 53 67 3551 19463 1031539 1304021 69113113