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89132942580 = 223511612213933
BaseRepresentation
bin101001100000010111…
…1001100010011110100
322112001211100121221120
41103000233030103310
52430021013130310
6104540324143540
76303540340233
oct1230057142364
9275054317846
1089132942580
113488a24a010
1215336537bb0
1385362c1056
144457ab8b1a
1524ba1aab70
hex14c0bcc4f4

89132942580 has 96 divisors (see below), whose sum is σ = 276724038528. Its totient is φ = 21253747200.

The previous prime is 89132942579. The next prime is 89132942597. The reversal of 89132942580 is 8524923198.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1066707 + ... + 1147226.

It is an arithmetic number, because the mean of its divisors is an integer number (2882542068).

Almost surely, 289132942580 is an apocalyptic number.

It is an amenable number.

89132942580 is an abundant number, since it is smaller than the sum of its proper divisors (187591095948).

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

89132942580 is a wasteful number, since it uses less digits than its factorization.

89132942580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214017 (or 2214015 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The spelling of 89132942580 in words is "eighty-nine billion, one hundred thirty-two million, nine hundred forty-two thousand, five hundred eighty".

Divisors: 1 2 3 4 5 6 10 11 12 15 20 22 30 33 44 55 60 61 66 110 122 132 165 183 220 244 305 330 366 610 660 671 732 915 1220 1342 1830 2013 2684 3355 3660 4026 6710 8052 10065 13420 20130 40260 2213933 4427866 6641799 8855732 11069665 13283598 22139330 24353263 26567196 33208995 44278660 48706526 66417990 73059789 97413052 121766315 132835980 135049913 146119578 243532630 270099826 292239156 365298945 405149739 487065260 540199652 675249565 730597890 810299478 1350499130 1461195780 1485549043 1620598956 2025748695 2700998260 2971098086 4051497390 4456647129 5942196172 7427745215 8102994780 8913294258 14855490430 17826588516 22283235645 29710980860 44566471290 89132942580