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87414750680 = 2353057771471
BaseRepresentation
bin101000101101001010…
…0110011110111011000
322100122002021102202112
41101122110303313120
52413011134010210
6104054025251452
76213135056345
oct1213224636730
9270562242675
1087414750680
1134088391004
1214b37033b88
13832134535a
1443338197cc
152419411d05
hex145a533dd8

87414750680 has 32 divisors (see below), whose sum is σ = 196692373440. Its totient is φ = 34964267520.

The previous prime is 87414750679. The next prime is 87414750691. The reversal of 87414750680 is 8605741478.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1187345 + ... + 1258815.

It is an arithmetic number, because the mean of its divisors is an integer number (6146636670).

Almost surely, 287414750680 is an apocalyptic number.

It is an amenable number.

87414750680 is an abundant number, since it is smaller than the sum of its proper divisors (109277622760).

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

87414750680 is a wasteful number, since it uses less digits than its factorization.

87414750680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102059 (or 102055 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 87414750680 in words is "eighty-seven billion, four hundred fourteen million, seven hundred fifty thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 30577 61154 71471 122308 142942 152885 244616 285884 305770 357355 571768 611540 714710 1223080 1429420 2858840 2185368767 4370737534 8741475068 10926843835 17482950136 21853687670 43707375340 87414750680