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82000057554 = 23210943995203
BaseRepresentation
bin100110001011110010…
…1011001010011010010
321211122201120112011200
41030113211121103102
52320414003320204
6101400441452030
75632015663122
oct1142745312322
9254581515150
1082000057554
1131859992a08
1213a857a1016
13796a5cc41c
143d7c64ac82
1521edd93539
hex13179594d2

82000057554 has 48 divisors (see below), whose sum is σ = 179707070400. Its totient is φ = 27020612448.

The previous prime is 82000057553. The next prime is 82000057567. The reversal of 82000057554 is 45575000028.

It is a happy number.

82000057554 is a `hidden beast` number, since 82 + 0 + 0 + 0 + 0 + 575 + 5 + 4 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (82000057553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 813717 + ... + 908919.

It is an arithmetic number, because the mean of its divisors is an integer number (3743897300).

Almost surely, 282000057554 is an apocalyptic number.

82000057554 is an abundant number, since it is smaller than the sum of its proper divisors (97707012846).

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

82000057554 is a wasteful number, since it uses less digits than its factorization.

82000057554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95759 (or 95756 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The spelling of 82000057554 in words is "eighty-two billion, fifty-seven thousand, five hundred fifty-four".

Divisors: 1 2 3 6 9 18 109 218 327 439 654 878 981 1317 1962 2634 3951 7902 47851 95203 95702 143553 190406 285609 287106 430659 571218 856827 861318 1713654 10377127 20754254 31131381 41794117 62262762 83588234 93394143 125382351 186788286 250764702 376147053 752294106 4555558753 9111117506 13666676259 27333352518 41000028777 82000057554