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87054923284 = 2273109104403
BaseRepresentation
bin101000100010011100…
…0001011011000010100
322022201000012022100221
41101010320023120110
52411242030021114
6103554213044124
76201205432030
oct1210470133024
9268630168327
1087054923284
1133a1326439a
1214a56626644
13829492b034
1442dbb111c0
1523e7a36524
hex1444e0b614

87054923284 has 12 divisors (see below), whose sum is σ = 174109846624. Its totient is φ = 37309252824.

The previous prime is 87054923279. The next prime is 87054923339. The reversal of 87054923284 is 48232945078.

87054923284 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1554552174 + ... + 1554552229.

Almost surely, 287054923284 is an apocalyptic number.

It is an amenable number.

87054923284 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

87054923284 is a wasteful number, since it uses less digits than its factorization.

87054923284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109104414 (or 3109104412 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 52.

The spelling of 87054923284 in words is "eighty-seven billion, fifty-four million, nine hundred twenty-three thousand, two hundred eighty-four".

Divisors: 1 2 4 7 14 28 3109104403 6218208806 12436417612 21763730821 43527461642 87054923284