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86130651 = 328710217
BaseRepresentation
bin1010010001000…
…11111111011011
320000001220001010
411020203333123
5134022140101
612314025003
72064045525
oct510437733
9200056033
1086130651
1144689262
1224a18163
1314ac89a9
14b620a15
1578652d6
hex5223fdb

86130651 has 4 divisors (see below), whose sum is σ = 114840872. Its totient is φ = 57420432.

The previous prime is 86130647. The next prime is 86130697. The reversal of 86130651 is 15603168.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 86130651 - 22 = 86130647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86130631) 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, 14355106 + ... + 14355111.

It is an arithmetic number, because the mean of its divisors is an integer number (28710218).

Almost surely, 286130651 is an apocalyptic number.

86130651 is a deficient number, since it is larger than the sum of its proper divisors (28710221).

86130651 is a wasteful number, since it uses less digits than its factorization.

86130651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28710220.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 86130651 is about 9280.6600519575. The cubic root of 86130651 is about 441.6239080160.

The spelling of 86130651 in words is "eighty-six million, one hundred thirty thousand, six hundred fifty-one".

Divisors: 1 3 28710217 86130651