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85589933 = 11132920639
BaseRepresentation
bin1010001100111…
…11111110101101
312222001102022112
411012133332231
5133402334213
612254253405
72056334222
oct506377655
9188042275
1085589933
1144349a90
12247b7265
1314969840
14b51d949
1577a9ea8
hex519ffad

85589933 has 16 divisors (see below), whose sum is σ = 104025600. Its totient is φ = 69343680.

The previous prime is 85589899. The next prime is 85589939. The reversal of 85589933 is 33998558.

It is a cyclic number.

It is not a de Polignac number, because 85589933 - 26 = 85589869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85589939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6173 + ... + 14466.

It is an arithmetic number, because the mean of its divisors is an integer number (6501600).

Almost surely, 285589933 is an apocalyptic number.

It is an amenable number.

85589933 is a deficient number, since it is larger than the sum of its proper divisors (18435667).

85589933 is a wasteful number, since it uses less digits than its factorization.

85589933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20692.

The product of its digits is 1166400, while the sum is 50.

The square root of 85589933 is about 9251.4827460251. The cubic root of 85589933 is about 440.6978131803.

The spelling of 85589933 in words is "eighty-five million, five hundred eighty-nine thousand, nine hundred thirty-three".

Divisors: 1 11 13 29 143 319 377 4147 20639 227029 268307 598531 2951377 6583841 7780903 85589933