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86060709 = 32721910271
BaseRepresentation
bin1010010000100…
…10111010100101
312222221100002200
411020102322211
5134012420314
612312325113
72063334600
oct510227245
9188840080
1086060709
1144640759
12249a3799
1314aa2bc7
14b603337
15784e709
hex5212ea5

86060709 has 36 divisors (see below), whose sum is σ = 152231040. Its totient is φ = 46584720.

The previous prime is 86060707. The next prime is 86060731. The reversal of 86060709 is 90706068.

It is not a de Polignac number, because 86060709 - 21 = 86060707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86060707) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3244 + ... + 13514.

It is an arithmetic number, because the mean of its divisors is an integer number (4228640).

Almost surely, 286060709 is an apocalyptic number.

It is an amenable number.

86060709 is a deficient number, since it is larger than the sum of its proper divisors (66170331).

86060709 is a wasteful number, since it uses less digits than its factorization.

86060709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10310 (or 10300 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 86060709 is about 9276.8911279588. The cubic root of 86060709 is about 441.5043360880.

The spelling of 86060709 in words is "eighty-six million, sixty thousand, seven hundred nine".

Divisors: 1 3 7 9 19 21 49 57 63 133 147 171 399 441 931 1197 2793 8379 10271 30813 71897 92439 195149 215691 503279 585447 647073 1366043 1509837 1756341 4098129 4529511 9562301 12294387 28686903 86060709