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85597486 = 2132253247
BaseRepresentation
bin1010001101000…
…01110100101110
312222001210200021
411012201310232
5133403104421
612254352354
72056365232
oct506416456
9188053607
1085597486
1144354727
12247bb6ba
1314970100
14b5225c2
1577ac341
hex51a1d2e

85597486 has 12 divisors (see below), whose sum is σ = 139033152. Its totient is φ = 39506376.

The previous prime is 85597469. The next prime is 85597511. The reversal of 85597486 is 68479558.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126286 + ... + 126961.

It is an arithmetic number, because the mean of its divisors is an integer number (11586096).

Almost surely, 285597486 is an apocalyptic number.

85597486 is a deficient number, since it is larger than the sum of its proper divisors (53435666).

85597486 is a wasteful number, since it uses less digits than its factorization.

85597486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253275 (or 253262 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 52.

The square root of 85597486 is about 9251.8909418562. The cubic root of 85597486 is about 440.7107761249.

The spelling of 85597486 in words is "eighty-five million, five hundred ninety-seven thousand, four hundred eighty-six".

Divisors: 1 2 13 26 169 338 253247 506494 3292211 6584422 42798743 85597486