Base | Representation |
---|---|
bin | 10101100111100111… |
… | …011010100110101000 |
3 | 2012220202202212121112 |
4 | 111213213122212220 |
5 | 340020041103222 |
6 | 14355231525452 |
7 | 1451150063660 |
oct | 254747324650 |
9 | 65822685545 |
10 | 23213222312 |
11 | 9932293555 |
12 | 45ba089888 |
13 | 225c2c5907 |
14 | 11a2d531a0 |
15 | 90cdcbbe2 |
hex | 5679da9a8 |
23213222312 has 32 divisors (see below), whose sum is σ = 49750009920. Its totient is φ = 9947045760.
The previous prime is 23213222287. The next prime is 23213222327. The reversal of 23213222312 is 21322231232.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403748 + ... + 457644.
It is an arithmetic number, because the mean of its divisors is an integer number (1554687810).
Almost surely, 223213222312 is an apocalyptic number.
It is an amenable number.
23213222312 is an abundant number, since it is smaller than the sum of its proper divisors (26536787608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23213222312 is a wasteful number, since it uses less digits than its factorization.
23213222312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61601 (or 61597 counting only the distinct ones).
The product of its digits is 1728, while the sum is 23.
Adding to 23213222312 its reverse (21322231232), we get a palindrome (44535453544).
The spelling of 23213222312 in words is "twenty-three billion, two hundred thirteen million, two hundred twenty-two thousand, three hundred twelve".
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