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87000871701 = 343167286057
BaseRepresentation
bin101000100000110100…
…1111111001100010101
322022120020111012112110
41101001221333030111
52411134210343301
6103545002341233
76166651131162
oct1210151771425
9268506435473
1087000871701
11339957a6667
1214a404ba819
138286684753
1442d4881069
1523e2e0b0d6
hex1441a7f315

87000871701 has 8 divisors (see below), whose sum is σ = 116270308224. Its totient is φ = 57866008160.

The previous prime is 87000871697. The next prime is 87000871751. The reversal of 87000871701 is 10717800078.

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 87000871701 - 22 = 87000871697 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 87000871701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87000871751) 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, 33641736 + ... + 33644321.

It is an arithmetic number, because the mean of its divisors is an integer number (14533788528).

Almost surely, 287000871701 is an apocalyptic number.

It is an amenable number.

87000871701 is a deficient number, since it is larger than the sum of its proper divisors (29269436523).

87000871701 is a wasteful number, since it uses less digits than its factorization.

87000871701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67286491.

The product of its (nonzero) digits is 21952, while the sum is 39.

The spelling of 87000871701 in words is "eighty-seven billion, eight hundred seventy-one thousand, seven hundred one".

Divisors: 1 3 431 1293 67286057 201858171 29000290567 87000871701