Base | Representation |
---|---|
bin | 101000110010101110… |
… | …0101101010011011011 |
3 | 22101010002102200210110 |
4 | 1101211130231103123 |
5 | 2413401422322311 |
6 | 104124333215403 |
7 | 6220562235066 |
oct | 1214534552333 |
9 | 271102380713 |
10 | 87601370331 |
11 | 34173765122 |
12 | 14b89631563 |
13 | 8350bc6297 |
14 | 43505178dd |
15 | 242a9c68a6 |
hex | 146572d4db |
87601370331 has 4 divisors (see below), whose sum is σ = 116801827112. Its totient is φ = 58400913552.
The previous prime is 87601370327. The next prime is 87601370333. The reversal of 87601370331 is 13307310678.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 87601370331 - 22 = 87601370327 is a prime.
It is a super-2 number, since 2×876013703312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 87601370331.
It is not an unprimeable number, because it can be changed into a prime (87601370333) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14600228386 + ... + 14600228391.
It is an arithmetic number, because the mean of its divisors is an integer number (29200456778).
Almost surely, 287601370331 is an apocalyptic number.
87601370331 is a deficient number, since it is larger than the sum of its proper divisors (29200456781).
87601370331 is a wasteful number, since it uses less digits than its factorization.
87601370331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29200456780.
The product of its (nonzero) digits is 63504, while the sum is 39.
The spelling of 87601370331 in words is "eighty-seven billion, six hundred one million, three hundred seventy thousand, three hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •