Base | Representation |
---|---|
bin | 1011000111010011110101… |
… | …0110010000010011010000 |
3 | 1121021020111112022012011110 |
4 | 2301310331112100103100 |
5 | 3100203443031414412 |
6 | 41553515412213320 |
7 | 2400611140232316 |
oct | 261647526202320 |
9 | 47236445265143 |
10 | 12220211201232 |
11 | 39916207086a1 |
12 | 145443800a240 |
13 | 6a8490093218 |
14 | 3036660420b6 |
15 | 162d2092dd3c |
hex | b1d3d5904d0 |
12220211201232 has 40 divisors (see below), whose sum is σ = 31577901628000. Its totient is φ = 4072239515520.
The previous prime is 12220211201227. The next prime is 12220211201249. The reversal of 12220211201232 is 23210211202221.
It is a junction number, because it is equal to n+sod(n) for n = 12220211201199 and 12220211201208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36212119 + ... + 36548022.
It is an arithmetic number, because the mean of its divisors is an integer number (789447540700).
Almost surely, 212220211201232 is an apocalyptic number.
12220211201232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12220211201232 is an abundant number, since it is smaller than the sum of its proper divisors (19357690426768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220211201232 is a wasteful number, since it uses less digits than its factorization.
12220211201232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72763651 (or 72763645 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 12220211201232 its reverse (23210211202221), we get a palindrome (35430422403453).
The spelling of 12220211201232 in words is "twelve trillion, two hundred twenty billion, two hundred eleven million, two hundred one thousand, two hundred thirty-two".
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