Base | Representation |
---|---|
bin | 1011000111010011000011… |
… | …1000010000110000110010 |
3 | 1121021012221221200021202220 |
4 | 2301310300320100300302 |
5 | 3100203031003342320 |
6 | 41553442540421510 |
7 | 2400603020163636 |
oct | 261646070206062 |
9 | 47235857607686 |
10 | 12220002012210 |
11 | 3991523619903 |
12 | 1454399b47896 |
13 | 6a845893c535 |
14 | 30364634adc6 |
15 | 162d0c3abe40 |
hex | b1d30e10c32 |
12220002012210 has 64 divisors (see below), whose sum is σ = 29498298014592. Its totient is φ = 3239797234176.
The previous prime is 12220002012203. The next prime is 12220002012223. The reversal of 12220002012210 is 1221020002221.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 12220002012210.
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, 2188789 + ... + 5406551.
It is an arithmetic number, because the mean of its divisors is an integer number (460910906478).
Almost surely, 212220002012210 is an apocalyptic number.
12220002012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12220002012210 is an abundant number, since it is smaller than the sum of its proper divisors (17278296002382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12220002012210 is a wasteful number, since it uses less digits than its factorization.
12220002012210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3218507.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 12220002012210 its reverse (1221020002221), we get a palindrome (13441022014431).
The spelling of 12220002012210 in words is "twelve trillion, two hundred twenty billion, two million, twelve thousand, two hundred ten".
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