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88528725856 = 2519417348649
BaseRepresentation
bin101001001110010111…
…0010010011101100000
322110111201102020102101
41102130232102131200
52422301323211411
6104400341500144
76252552516364
oct1223456223540
9273451366371
1088528725856
11345aa18104a
12151a8111654
13846b07a06c
1443db7552a4
1524821088c1
hex149cb92760

88528725856 has 96 divisors (see below), whose sum is σ = 190517292000. Its totient is φ = 40350597120.

The previous prime is 88528725839. The next prime is 88528725893. The reversal of 88528725856 is 65852782588.

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 15 ways as a sum of consecutive naturals, for example, 1795420 + ... + 1844068.

It is an arithmetic number, because the mean of its divisors is an integer number (1984555125).

Almost surely, 288528725856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88528725856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95258646000).

88528725856 is an abundant number, since it is smaller than the sum of its proper divisors (101988566144).

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

88528725856 is a wasteful number, since it uses less digits than its factorization.

88528725856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48792 (or 48784 counting only the distinct ones).

The product of its digits is 86016000, while the sum is 64.

The spelling of 88528725856 in words is "eighty-eight billion, five hundred twenty-eight million, seven hundred twenty-five thousand, eight hundred fifty-six".

Divisors: 1 2 4 8 16 19 32 38 41 73 76 82 146 152 164 292 304 328 584 608 656 779 1168 1312 1387 1558 2336 2774 2993 3116 5548 5986 6232 11096 11972 12464 22192 23944 24928 44384 47888 48649 56867 95776 97298 113734 194596 227468 389192 454936 778384 909872 924331 1556768 1819744 1848662 1994609 3551377 3697324 3989218 7102754 7394648 7978436 14205508 14789296 15956872 28411016 29578592 31913744 37897571 56822032 63827488 67476163 75795142 113644064 134952326 145606457 151590284 269904652 291212914 303180568 539809304 582425828 606361136 1079618608 1164851656 1212722272 2159237216 2329703312 2766522683 4659406624 5533045366 11066090732 22132181464 44264362928 88528725856