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87422335060 = 22553697111831
BaseRepresentation
bin101000101101011000…
…1101111100001010100
322100122121112202120111
41101122301233201110
52413020104210220
6104054500012404
76213256405264
oct1213261574124
9270577482514
1087422335060
11340916a1295
1214b39691104
138322a9c558
1443348317a4
152419e0e15a
hex145ac6f854

87422335060 has 48 divisors (see below), whose sum is σ = 187093452672. Its totient is φ = 34301321600.

The previous prime is 87422335019. The next prime is 87422335103. The reversal of 87422335060 is 6053322478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7383345 + ... + 7395175.

It is an arithmetic number, because the mean of its divisors is an integer number (3897780264).

Almost surely, 287422335060 is an apocalyptic number.

It is an amenable number.

87422335060 is an abundant number, since it is smaller than the sum of its proper divisors (99671117612).

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

87422335060 is a wasteful number, since it uses less digits than its factorization.

87422335060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18864 (or 18862 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 40.

The spelling of 87422335060 in words is "eighty-seven billion, four hundred twenty-two million, three hundred thirty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 53 106 212 265 530 1060 6971 11831 13942 23662 27884 34855 47324 59155 69710 118310 139420 236620 369463 627043 738926 1254086 1477852 1847315 2508172 3135215 3694630 6270430 7389260 12540860 82473901 164947802 329895604 412369505 824739010 1649478020 4371116753 8742233506 17484467012 21855583765 43711167530 87422335060