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85235272 = 23371511907
BaseRepresentation
bin1010001010010…
…01011001001000
312221101101210221
411011021121020
5133310012042
612242515424
72053326223
oct505113110
9187341727
1085235272
1144127581
1224665b74
1314874295
14b46a5ba
157739d67
hex5149648

85235272 has 32 divisors (see below), whose sum is σ = 165309120. Its totient is φ = 41169600.

The previous prime is 85235261. The next prime is 85235303. The reversal of 85235272 is 27253258.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43743 + ... + 45649.

It is an arithmetic number, because the mean of its divisors is an integer number (5165910).

Almost surely, 285235272 is an apocalyptic number.

It is an amenable number.

85235272 is a deficient number, since it is larger than the sum of its proper divisors (80073848).

85235272 is a wasteful number, since it uses less digits than its factorization.

85235272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101 (or 2097 counting only the distinct ones).

The product of its digits is 33600, while the sum is 34.

The square root of 85235272 is about 9232.2950559436. The cubic root of 85235272 is about 440.0882605314.

The spelling of 85235272 in words is "eighty-five million, two hundred thirty-five thousand, two hundred seventy-two".

Divisors: 1 2 4 8 37 74 148 151 296 302 604 1208 1907 3814 5587 7628 11174 15256 22348 44696 70559 141118 282236 287957 564472 575914 1151828 2303656 10654409 21308818 42617636 85235272