Base | Representation |
---|---|
bin | 11000101000001101… |
… | …01101001010101000 |
3 | 1021010110220120010221 |
4 | 30110012231022220 |
5 | 204034341012242 |
6 | 10024005415424 |
7 | 645441610630 |
oct | 142406551250 |
9 | 37113816127 |
10 | 13222204072 |
11 | 5675653690 |
12 | 269010a574 |
13 | 13294316bc |
14 | 8d608b6c0 |
15 | 525be5167 |
hex | 3141ad2a8 |
13222204072 has 64 divisors (see below), whose sum is σ = 31906160640. Its totient is φ = 4985323200.
The previous prime is 13222204049. The next prime is 13222204109. The reversal of 13222204072 is 27040222231.
It is a super-2 number, since 2×132222040722 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327108 + ... + 365299.
It is an arithmetic number, because the mean of its divisors is an integer number (498533760).
Almost surely, 213222204072 is an apocalyptic number.
It is an amenable number.
13222204072 is an abundant number, since it is smaller than the sum of its proper divisors (18683956568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13222204072 is a wasteful number, since it uses less digits than its factorization.
13222204072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 692462 (or 692458 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 25.
The spelling of 13222204072 in words is "thirteen billion, two hundred twenty-two million, two hundred four thousand, seventy-two".
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