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85614730 = 2547182159
BaseRepresentation
bin1010001101001…
…10000010001010
312222002200022221
411012212002022
5133404132410
612255004254
72056466425
oct506460212
9188080287
1085614730
1144366683
122480968a
1314977c06
14b5289bc
1577b24da
hex51a608a

85614730 has 16 divisors (see below), whose sum is σ = 157386240. Its totient is φ = 33517072.

The previous prime is 85614713. The next prime is 85614731. The reversal of 85614730 is 3741658.

It is not an unprimeable number, because it can be changed into a prime (85614731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90610 + ... + 91549.

It is an arithmetic number, because the mean of its divisors is an integer number (9836640).

Almost surely, 285614730 is an apocalyptic number.

85614730 is a deficient number, since it is larger than the sum of its proper divisors (71771510).

85614730 is a wasteful number, since it uses less digits than its factorization.

85614730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182213.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 85614730 is about 9252.8228125259. The cubic root of 85614730 is about 440.7403685297.

The spelling of 85614730 in words is "eighty-five million, six hundred fourteen thousand, seven hundred thirty".

Divisors: 1 2 5 10 47 94 235 470 182159 364318 910795 1821590 8561473 17122946 42807365 85614730