Base | Representation |
---|---|
bin | 11000011010000001… |
… | …10100110011110100 |
3 | 1020211012000122102200 |
4 | 30031000310303310 |
5 | 203313411101004 |
6 | 10004115304500 |
7 | 642465356265 |
oct | 141500646364 |
9 | 36735018380 |
10 | 13103222004 |
11 | 56144776a4 |
12 | 26582ab130 |
13 | 130a8a2c02 |
14 | 8c435896c |
15 | 51a541239 |
hex | 30d034cf4 |
13103222004 has 36 divisors (see below), whose sum is σ = 33173764260. Its totient is φ = 4360919040.
The previous prime is 13103222003. The next prime is 13103222029. The reversal of 13103222004 is 40022230131.
It can be written as a sum of positive squares in 2 ways, for example, as 12265119504 + 838102500 = 110748^2 + 28950^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×131032220042 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13103222003) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 260839 + ... + 306990.
Almost surely, 213103222004 is an apocalyptic number.
It is an amenable number.
13103222004 is an abundant number, since it is smaller than the sum of its proper divisors (20070542256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13103222004 is a wasteful number, since it uses less digits than its factorization.
13103222004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 568480 (or 568475 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 13103222004 its reverse (40022230131), we get a palindrome (53125452135).
The spelling of 13103222004 in words is "thirteen billion, one hundred three million, two hundred twenty-two thousand, four".
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