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86907201 = 328969067
BaseRepresentation
bin1010010111000…
…01100101000001
320001112100021020
411023201211001
5134222012301
612342420053
72103461523
oct513414501
9201470236
1086907201
1145069737
1225131629
131500b2a4
14b783a13
15796a436
hex52e1941

86907201 has 4 divisors (see below), whose sum is σ = 115876272. Its totient is φ = 57938132.

The previous prime is 86907173. The next prime is 86907203. The reversal of 86907201 is 10270968.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 86907201 - 211 = 86905153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86907203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14484531 + ... + 14484536.

It is an arithmetic number, because the mean of its divisors is an integer number (28969068).

Almost surely, 286907201 is an apocalyptic number.

It is an amenable number.

86907201 is a deficient number, since it is larger than the sum of its proper divisors (28969071).

86907201 is a wasteful number, since it uses less digits than its factorization.

86907201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28969070.

The product of its (nonzero) digits is 6048, while the sum is 33.

The square root of 86907201 is about 9322.4031772929. The cubic root of 86907201 is about 442.9471594580.

The spelling of 86907201 in words is "eighty-six million, nine hundred seven thousand, two hundred one".

Divisors: 1 3 28969067 86907201