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868282060888 = 2311101105192951
BaseRepresentation
bin11001010001010011010…
…01001101000001011000
310002000012001212211102201
430220221221031001120
5103211220201422023
61502514441535544
7116505560512564
oct14505151150130
93060161784381
10868282060888
11305266650780
12120341aa45b4
1363b565063b8
143004cb466a4
15178bcba8bad
hexca29a4d058

868282060888 has 64 divisors (see below), whose sum is σ = 1795341853440. Its totient is φ = 390390000000.

The previous prime is 868282060883. The next prime is 868282060951. The reversal of 868282060888 is 888060282868.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868282060883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9294813 + ... + 9387763.

It is an arithmetic number, because the mean of its divisors is an integer number (28052216460).

Almost surely, 2868282060888 is an apocalyptic number.

868282060888 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 868282060888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897670926720).

868282060888 is an abundant number, since it is smaller than the sum of its proper divisors (927059792552).

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

868282060888 is a wasteful number, since it uses less digits than its factorization.

868282060888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94120 (or 94116 counting only the distinct ones).

The product of its (nonzero) digits is 37748736, while the sum is 64.

The spelling of 868282060888 in words is "eight hundred sixty-eight billion, two hundred eighty-two million, sixty thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 11 22 44 88 101 202 404 808 1051 1111 2102 2222 4204 4444 8408 8888 11561 23122 46244 92488 92951 106151 185902 212302 371804 424604 743608 849208 1022461 1167661 2044922 2335322 4089844 4670644 8179688 9341288 9388051 18776102 37552204 75104408 97691501 103268561 195383002 206537122 390766004 413074244 781532008 826148488 1074606511 2149213022 4298426044 8596852088 9866841601 19733683202 39467366404 78934732808 108535257611 217070515222 434141030444 868282060888