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87134803201 = 478632148241
BaseRepresentation
bin101000100100110100…
…0111001010100000001
322022220120111122000101
41101021220321110001
52411423002200301
6104010145122401
76203165415055
oct1211150712401
9268816448011
1087134803201
1133a54363356
1214a79329401
1382a8348864
144308585c65
1523eea64701
hex1449a39501

87134803201 has 8 divisors (see below), whose sum is σ = 89091892224. Its totient is φ = 85182012480.

The previous prime is 87134803199. The next prime is 87134803211. The reversal of 87134803201 is 10230843178.

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 87134803201 - 21 = 87134803199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (87134803211) 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, 1033560 + ... + 1114681.

It is an arithmetic number, because the mean of its divisors is an integer number (11136486528).

Almost surely, 287134803201 is an apocalyptic number.

It is an amenable number.

87134803201 is a deficient number, since it is larger than the sum of its proper divisors (1957089023).

87134803201 is a wasteful number, since it uses less digits than its factorization.

87134803201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149151.

The product of its (nonzero) digits is 32256, while the sum is 37.

The spelling of 87134803201 in words is "eighty-seven billion, one hundred thirty-four million, eight hundred three thousand, two hundred one".

Divisors: 1 47 863 40561 2148241 100967327 1853931983 87134803201