Base | Representation |
---|---|
bin | 10010101111110101… |
… | …111001010001011010 |
3 | 1220221220011110201102 |
4 | 102233311321101122 |
5 | 312211240311302 |
6 | 13125251551402 |
7 | 1311561156251 |
oct | 225765712132 |
9 | 56856143642 |
10 | 20130010202 |
11 | 859a958675 |
12 | 3a995bb562 |
13 | 1b8a5c7c53 |
14 | d8d689798 |
15 | 7cc39c702 |
hex | 4afd7945a |
20130010202 has 8 divisors (see below), whose sum is σ = 30197387412. Its totient is φ = 10064214400.
The previous prime is 20130010151. The next prime is 20130010211. The reversal of 20130010202 is 20201003102.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 15800238601 + 4329771601 = 125699^2 + 65801^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362999 + ... + 414762.
Almost surely, 220130010202 is an apocalyptic number.
20130010202 is a deficient number, since it is larger than the sum of its proper divisors (10067377210).
20130010202 is a wasteful number, since it uses less digits than its factorization.
20130010202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 790704.
The product of its (nonzero) digits is 24, while the sum is 11.
Adding to 20130010202 its reverse (20201003102), we get a palindrome (40331013304).
The spelling of 20130010202 in words is "twenty billion, one hundred thirty million, ten thousand, two hundred two".
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