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86755906 = 2131932887
BaseRepresentation
bin1010010101111…
…00101001000010
320001020122201201
411022330221002
5134202142111
612335251414
72102261446
oct512745102
9201218651
1086755906
1144a75aa6
1225079b6a
1314c87473
14b744826
15793a6c1
hex52bca42

86755906 has 8 divisors (see below), whose sum is σ = 130236480. Its totient is φ = 43343748.

The previous prime is 86755883. The next prime is 86755967. The reversal of 86755906 is 60955768.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13806 + ... + 19081.

It is an arithmetic number, because the mean of its divisors is an integer number (16279560).

Almost surely, 286755906 is an apocalyptic number.

86755906 is a deficient number, since it is larger than the sum of its proper divisors (43480574).

86755906 is a wasteful number, since it uses less digits than its factorization.

86755906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34208.

The product of its (nonzero) digits is 453600, while the sum is 46.

The square root of 86755906 is about 9314.2850503944. The cubic root of 86755906 is about 442.6899708855.

The spelling of 86755906 in words is "eighty-six million, seven hundred fifty-five thousand, nine hundred six".

Divisors: 1 2 1319 2638 32887 65774 43377953 86755906