Base | Representation |
---|---|
bin | 10010101111110101… |
… | …111001111110111111 |
3 | 1220221220011121201110 |
4 | 102233311321332333 |
5 | 312211240404434 |
6 | 13125252013103 |
7 | 1311561200616 |
oct | 225765717677 |
9 | 56856147643 |
10 | 20130013119 |
11 | 859a95a887 |
12 | 3a99601193 |
13 | 1b8a5c9388 |
14 | d8d68a87d |
15 | 7cc39d4e9 |
hex | 4afd79fbf |
20130013119 has 16 divisors (see below), whose sum is σ = 27407779712. Its totient is φ = 13138586208.
The previous prime is 20130013109. The next prime is 20130013121. The reversal of 20130013119 is 91131003102.
It is not a de Polignac number, because 20130013119 - 213 = 20130004927 is a prime.
It is a super-2 number, since 2×201300131192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20130013095 and 20130013104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20130013109) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274444 + ... + 339969.
It is an arithmetic number, because the mean of its divisors is an integer number (1712986232).
Almost surely, 220130013119 is an apocalyptic number.
20130013119 is a deficient number, since it is larger than the sum of its proper divisors (7277766593).
20130013119 is a wasteful number, since it uses less digits than its factorization.
20130013119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 614646.
The product of its (nonzero) digits is 162, while the sum is 21.
The spelling of 20130013119 in words is "twenty billion, one hundred thirty million, thirteen thousand, one hundred nineteen".
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