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86031074 = 2163263899
BaseRepresentation
bin1010010000010…
…11101011100010
312222212211110002
411020023223202
5134010443244
612311540002
72063152313
oct510135342
9188784402
1086031074
1144620468
122498a602
1314a9257c
14b5d660a
157845a4e
hex520bae2

86031074 has 8 divisors (see below), whose sum is σ = 129838800. Its totient is φ = 42751476.

The previous prime is 86031073. The next prime is 86031097. The reversal of 86031074 is 47013068.

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

It is not an unprimeable number, because it can be changed into a prime (86031073) 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, 131624 + ... + 132275.

It is an arithmetic number, because the mean of its divisors is an integer number (16229850).

Almost surely, 286031074 is an apocalyptic number.

86031074 is a deficient number, since it is larger than the sum of its proper divisors (43807726).

86031074 is a wasteful number, since it uses less digits than its factorization.

86031074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264064.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 86031074 is about 9275.2937419793. The cubic root of 86031074 is about 441.4536529394.

The spelling of 86031074 in words is "eighty-six million, thirty-one thousand, seventy-four".

Divisors: 1 2 163 326 263899 527798 43015537 86031074