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87825083835053 = 5913487110370041
BaseRepresentation
bin10011111110000001011110…
…111011001010001010101101
3102111221222220002121120212202
4103332001132323022022231
543002411232430210203
6510442141520111245
724333103310222165
oct2376013673121255
9374858802546782
1087825083835053
1125a90455258774
129a2510aa65525
133a00b40144556
141798a846bd5a5
15a247ea65c388
hex4fe05eeca2ad

87825083835053 has 8 divisors (see below), whose sum is σ = 89320267589760. Its totient is φ = 86330120847520.

The previous prime is 87825083835043. The next prime is 87825083835107. The reversal of 87825083835053 is 35053838052878.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 87825083835053 - 26 = 87825083834989 is a prime.

It is a super-2 number, since 2×878250838350532 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87825083835043) 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, 54389288 + ... + 55980753.

It is an arithmetic number, because the mean of its divisors is an integer number (11165033448720).

Almost surely, 287825083835053 is an apocalyptic number.

It is an amenable number.

87825083835053 is a deficient number, since it is larger than the sum of its proper divisors (1495183754707).

87825083835053 is a wasteful number, since it uses less digits than its factorization.

87825083835053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110383587.

The product of its (nonzero) digits is 193536000, while the sum is 65.

The spelling of 87825083835053 in words is "eighty-seven trillion, eight hundred twenty-five billion, eighty-three million, eight hundred thirty-five thousand, fifty-three".

Divisors: 1 59 13487 795733 110370041 6511832419 1488560742967 87825083835053