Base | Representation |
---|---|
bin | 100110010110111000… |
… | …1000001000100111111 |
3 | 21212121122211110111111 |
4 | 1030231301001010333 |
5 | 2322144240442230 |
6 | 101501414102451 |
7 | 5644155112540 |
oct | 1145561010477 |
9 | 255548743444 |
10 | 82372202815 |
11 | 31a2aa63181 |
12 | 13b6a34aa27 |
13 | 79c973a316 |
14 | 3db5c404c7 |
15 | 22218a392a |
hex | 132dc4113f |
82372202815 has 32 divisors (see below), whose sum is σ = 119681224704. Its totient is φ = 53130785280.
The previous prime is 82372202791. The next prime is 82372202833. The reversal of 82372202815 is 51820227328.
It is not a de Polignac number, because 82372202815 - 221 = 82370105663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1024530 + ... + 1102000.
It is an arithmetic number, because the mean of its divisors is an integer number (3740038272).
Almost surely, 282372202815 is an apocalyptic number.
82372202815 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
82372202815 is a deficient number, since it is larger than the sum of its proper divisors (37309021889).
82372202815 is a wasteful number, since it uses less digits than its factorization.
82372202815 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79287.
The product of its (nonzero) digits is 107520, while the sum is 40.
The spelling of 82372202815 in words is "eighty-two billion, three hundred seventy-two million, two hundred two thousand, eight hundred fifteen".
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