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87852662088 = 23317321159119
BaseRepresentation
bin101000111010001101…
…1010011110101001000
322101202121021122021120
41101310123103311020
52414410240141323
6104205311235240
76230033210112
oct1216433236510
9271677248246
1087852662088
11342925a0364
1215039818b20
138390c9b929
144375a4c3b2
152442ab35e3
hex14746d3d48

87852662088 has 32 divisors (see below), whose sum is σ = 220901212800. Its totient is φ = 29114946368.

The previous prime is 87852662083. The next prime is 87852662111. The reversal of 87852662088 is 88026625878.

It is not an unprimeable number, because it can be changed into a prime (87852662083) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10575408 + ... + 10583711.

It is an arithmetic number, because the mean of its divisors is an integer number (6903162900).

Almost surely, 287852662088 is an apocalyptic number.

It is an amenable number.

87852662088 is an abundant number, since it is smaller than the sum of its proper divisors (133048550712).

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

87852662088 is a wasteful number, since it uses less digits than its factorization.

87852662088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21159301 (or 21159297 counting only the distinct ones).

The product of its (nonzero) digits is 20643840, while the sum is 60.

The spelling of 87852662088 in words is "eighty-seven billion, eight hundred fifty-two million, six hundred sixty-two thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 12 24 173 346 519 692 1038 1384 2076 4152 21159119 42318238 63477357 84636476 126954714 169272952 253909428 507818856 3660527587 7321055174 10981582761 14642110348 21963165522 29284220696 43926331044 87852662088