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89750366875 = 5413313491021
BaseRepresentation
bin101001110010110001…
…0011110101010011011
322120122212011000212001
41103211202132222123
52432302043220000
6105121501501431
76325045350121
oct1234542365233
9276585130761
1089750366875
1135076819024
1215489271877
1386041aa880
1444b5ab9911
1525044bb46a
hex14e589ea9b

89750366875 has 80 divisors (see below), whose sum is σ = 125154937600. Its totient is φ = 63892800000.

The previous prime is 89750366869. The next prime is 89750366891. The reversal of 89750366875 is 57866305798.

It is a de Polignac number, because none of the positive numbers 2k-89750366875 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 87903865 + ... + 87904885.

It is an arithmetic number, because the mean of its divisors is an integer number (1564436720).

Almost surely, 289750366875 is an apocalyptic number.

89750366875 is a deficient number, since it is larger than the sum of its proper divisors (35404570725).

89750366875 is a wasteful number, since it uses less digits than its factorization.

89750366875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1434 (or 1419 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 64.

The spelling of 89750366875 in words is "eighty-nine billion, seven hundred fifty million, three hundred sixty-six thousand, eight hundred seventy-five".

Divisors: 1 5 13 25 31 65 125 155 325 349 403 625 775 1021 1625 1745 2015 3875 4537 5105 8125 8725 10075 10819 13273 19375 22685 25525 31651 43625 50375 54095 66365 113425 127625 140647 158255 218125 251875 270475 331825 356329 411463 567125 638125 703235 791275 1352375 1659125 1781645 2057315 2835625 3516175 3956375 4632277 6761875 8295625 8908225 10286575 11046199 17580875 19781875 23161385 44541125 51432875 55230995 87904375 115806925 143600587 222705625 257164375 276154975 579034625 718002935 1380774875 2895173125 3590014675 6903874375 17950073375 89750366875