Base | Representation |
---|---|
bin | 10110111100111011… |
… | …11000100001001100 |
3 | 1011210202121012212000 |
4 | 23132131320201030 |
5 | 200214002411340 |
6 | 5354421512300 |
7 | 614233623453 |
oct | 133635704114 |
9 | 34722535760 |
10 | 12322310220 |
11 | 5253694060 |
12 | 247a872690 |
13 | 1214b7442c |
14 | 84c75bb9a |
15 | 4c1bd9d30 |
hex | 2de77884c |
12322310220 has 96 divisors (see below), whose sum is σ = 41821194240. Its totient is φ = 2987225280.
The previous prime is 12322310219. The next prime is 12322310239. The reversal of 12322310220 is 2201322321.
12322310220 is a `hidden beast` number, since 12 + 322 + 310 + 2 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 12322310193 and 12322310202.
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, 1031292 + ... + 1043171.
It is an arithmetic number, because the mean of its divisors is an integer number (435637440).
Almost surely, 212322310220 is an apocalyptic number.
12322310220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12322310220 is an abundant number, since it is smaller than the sum of its proper divisors (29498884020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12322310220 is a wasteful number, since it uses less digits than its factorization.
12322310220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2074492 (or 2074484 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 12322310220 its reverse (2201322321), we get a palindrome (14523632541).
The spelling of 12322310220 in words is "twelve billion, three hundred twenty-two million, three hundred ten thousand, two hundred twenty".
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