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87327293676 = 223717277220771
BaseRepresentation
bin101000101010100011…
…1001100000011101100
322100101222201011022020
41101111013030003230
52412321241344201
6104041222550140
76211023514560
oct1212507140354
9270358634266
1087327293676
1134042a87297
1214b11898350
1383091a3a4c
144325d716a0
1524118d8a36
hex14551cc0ec

87327293676 has 96 divisors (see below), whose sum is σ = 247462451712. Its totient is φ = 23398087680.

The previous prime is 87327293621. The next prime is 87327293687. The reversal of 87327293676 is 67639272378.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 285171 + ... + 505941.

It is an arithmetic number, because the mean of its divisors is an integer number (2577733872).

Almost surely, 287327293676 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 87327293676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123731225856).

87327293676 is an abundant number, since it is smaller than the sum of its proper divisors (160135158036).

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

87327293676 is a wasteful number, since it uses less digits than its factorization.

87327293676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221079 (or 221077 counting only the distinct ones).

The product of its digits is 32006016, while the sum is 60.

The spelling of 87327293676 in words is "eighty-seven billion, three hundred twenty-seven million, two hundred ninety-three thousand, six hundred seventy-six".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 277 357 476 554 714 831 1108 1428 1662 1939 3324 3878 4709 5817 7756 9418 11634 14127 18836 23268 28254 32963 56508 65926 98889 131852 197778 220771 395556 441542 662313 883084 1324626 1545397 2649252 3090794 3753107 4636191 6181588 7506214 9272382 11259321 15012428 18544764 22518642 26271749 45037284 52543498 61153567 78815247 105086996 122307134 157630494 183460701 244614268 315260988 366921402 428074969 733842804 856149938 1039610639 1284224907 1712299876 2079221278 2568449814 3118831917 4158442556 5136899628 6237663834 7277274473 12475327668 14554548946 21831823419 29109097892 43663646838 87327293676