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87100240241 = 723540995281
BaseRepresentation
bin101000100011110010…
…1000011000101110001
322022211011110122112202
41101013211003011301
52411340130141431
6104002512232545
76202265553320
oct1210745030561
9268734418482
1087100240241
1133a368a6723
1214a6983b755
1382a11369c1
144303b4a0b7
1523eb9d88cb
hex1447943171

87100240241 has 8 divisors (see below), whose sum is σ = 103871094144. Its totient is φ = 71411376960.

The previous prime is 87100240219. The next prime is 87100240277. The reversal of 87100240241 is 14204200178.

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

It is not a de Polignac number, because 87100240241 - 234 = 69920371057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (87100240841) 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, 270497480 + ... + 270497801.

It is an arithmetic number, because the mean of its divisors is an integer number (12983886768).

Almost surely, 287100240241 is an apocalyptic number.

It is an amenable number.

87100240241 is a deficient number, since it is larger than the sum of its proper divisors (16770853903).

87100240241 is a wasteful number, since it uses less digits than its factorization.

87100240241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540995311.

The product of its (nonzero) digits is 3584, while the sum is 29.

The spelling of 87100240241 in words is "eighty-seven billion, one hundred million, two hundred forty thousand, two hundred forty-one".

Divisors: 1 7 23 161 540995281 3786966967 12442891463 87100240241