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65120106 = 2319571229
BaseRepresentation
bin1111100001101…
…0011101101010
311112112102222210
43320122131222
5113132320411
610243425550
71420340352
oct370323552
9145472883
1065120106
1133838777
12199852b6
131065060c
148911b62
155ab4ca6
hex3e1a76a

65120106 has 16 divisors (see below), whose sum is σ = 137095200. Its totient is φ = 20564208.

The previous prime is 65120089. The next prime is 65120117. The reversal of 65120106 is 60102156.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 285501 + ... + 285728.

It is an arithmetic number, because the mean of its divisors is an integer number (8568450).

Almost surely, 265120106 is an apocalyptic number.

65120106 is an abundant number, since it is smaller than the sum of its proper divisors (71975094).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65120106 is a wasteful number, since it uses less digits than its factorization.

65120106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571253.

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 65120106 is about 8069.7029685113. The cubic root of 65120106 is about 402.3200713220.

The spelling of 65120106 in words is "sixty-five million, one hundred twenty thousand, one hundred six".

Divisors: 1 2 3 6 19 38 57 114 571229 1142458 1713687 3427374 10853351 21706702 32560053 65120106