Base | Representation |
---|---|
bin | 11000111111111010… |
… | …01001011110110010 |
3 | 1021122100000201110111 |
4 | 30133331021132302 |
5 | 204441240301302 |
6 | 10055431051534 |
7 | 653404555234 |
oct | 143775113662 |
9 | 37570021414 |
10 | 13421025202 |
11 | 5767900972 |
12 | 2726810baa |
13 | 135b695240 |
14 | 914644254 |
15 | 5383ba0d7 |
hex | 31ff497b2 |
13421025202 has 16 divisors (see below), whose sum is σ = 21683594520. Its totient is φ = 6193325952.
The previous prime is 13421025199. The next prime is 13421025229. The reversal of 13421025202 is 20252012431.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 2883797401 + 10537227801 = 53701^2 + 102651^2 .
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, 138624 + ... + 214612.
Almost surely, 213421025202 is an apocalyptic number.
13421025202 is a deficient number, since it is larger than the sum of its proper divisors (8262569318).
13421025202 is a wasteful number, since it uses less digits than its factorization.
13421025202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82797.
The product of its (nonzero) digits is 960, while the sum is 22.
Adding to 13421025202 its reverse (20252012431), we get a palindrome (33673037633).
The spelling of 13421025202 in words is "thirteen billion, four hundred twenty-one million, twenty-five thousand, two hundred two".
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