Base | Representation |
---|---|
bin | 1100110100000000110… |
… | …0000010100001111100 |
3 | 210001011120001021022120 |
4 | 3031000030002201330 |
5 | 12101301234330022 |
6 | 245042152242540 |
7 | 21621533040504 |
oct | 3150014024174 |
9 | 701146037276 |
10 | 220120230012 |
11 | 85397149871 |
12 | 367b19a0450 |
13 | 179ac8a1617 |
14 | a922342a04 |
15 | 5ad4a3dd5c |
hex | 334030287c |
220120230012 has 24 divisors (see below), whose sum is σ = 519801991296. Its totient is φ = 72489392688.
The previous prime is 220120229993. The next prime is 220120230019. The reversal of 220120230012 is 210032021022.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 220120229973 and 220120230000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220120230019) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 110501128 + ... + 110503119.
It is an arithmetic number, because the mean of its divisors is an integer number (21658416304).
Almost surely, 2220120230012 is an apocalyptic number.
It is an amenable number.
220120230012 is an abundant number, since it is smaller than the sum of its proper divisors (299681761284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220120230012 is a wasteful number, since it uses less digits than its factorization.
220120230012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221004337 (or 221004335 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 220120230012 its reverse (210032021022), we get a palindrome (430152251034).
The spelling of 220120230012 in words is "two hundred twenty billion, one hundred twenty million, two hundred thirty thousand, twelve".
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