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89075754131 = 7131783693731
BaseRepresentation
bin101001011110101010…
…1000010010010010011
322111220211202011010212
41102331111002102103
52424411343113011
6104530522314335
76302244263120
oct1227525022223
9274824664125
1089075754131
113485aa39531
121531b3589ab
1385274b9a30
14445026d747
1524b516108b
hex14bd542493

89075754131 has 32 divisors (see below), whose sum is σ = 117479351808. Its totient is φ = 65532510720.

The previous prime is 89075754109. The next prime is 89075754137. The reversal of 89075754131 is 13145757098.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 89075754131 - 226 = 89008645267 is a prime.

It is a super-2 number, since 2×890757541312 (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 89075754131.

It is not an unprimeable number, because it can be changed into a prime (89075754137) by changing a digit.

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, 218465 + ... + 475266.

It is an arithmetic number, because the mean of its divisors is an integer number (3671229744).

Almost surely, 289075754131 is an apocalyptic number.

89075754131 is a deficient number, since it is larger than the sum of its proper divisors (28403597677).

89075754131 is a wasteful number, since it uses less digits than its factorization.

89075754131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693851.

The product of its (nonzero) digits is 1058400, while the sum is 50.

The spelling of 89075754131 in words is "eighty-nine billion, seventy-five million, seven hundred fifty-four thousand, one hundred thirty-one".

Divisors: 1 7 13 17 83 91 119 221 581 1079 1411 1547 7553 9877 18343 128401 693731 4856117 9018503 11793427 57579673 63129521 82553989 153314551 403057711 748535749 978854441 1073201857 5239750243 6851981087 12725107733 89075754131