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89100552160 = 2553117963821
BaseRepresentation
bin101001011111011001…
…1101000011111100000
322111222120102000122101
41102332303220133200
52424434220132120
6104533210020144
76302665124434
oct1227663503740
9274876360571
1089100552160
1134872a36674
1215327717654
13852c690019
1444536869c4
1524b740d90a
hex14bece87e0

89100552160 has 48 divisors (see below), whose sum is σ = 217290390912. Its totient is φ = 34490534400.

The previous prime is 89100552143. The next prime is 89100552161. The reversal of 89100552160 is 6125500198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89100552161) 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, 8976951 + ... + 8986870.

It is an arithmetic number, because the mean of its divisors is an integer number (4526883144).

Almost surely, 289100552160 is an apocalyptic number.

89100552160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

89100552160 is an abundant number, since it is smaller than the sum of its proper divisors (128189838752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89100552160 is a wasteful number, since it uses less digits than its factorization.

89100552160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17963867 (or 17963859 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 37.

The spelling of 89100552160 in words is "eighty-nine billion, one hundred million, five hundred fifty-two thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 31 32 40 62 80 124 155 160 248 310 496 620 992 1240 2480 4960 17963821 35927642 71855284 89819105 143710568 179638210 287421136 359276420 556878451 574842272 718552840 1113756902 1437105680 2227513804 2784392255 2874211360 4455027608 5568784510 8910055216 11137569020 17820110432 22275138040 44550276080 89100552160