Base | Representation |
---|---|
bin | 10010101111110101… |
… | …111111010101101110 |
3 | 1220221220012201210212 |
4 | 102233311333111232 |
5 | 312211242110204 |
6 | 13125252302422 |
7 | 1311561321563 |
oct | 225765772556 |
9 | 56856181725 |
10 | 20130035054 |
11 | 859a975308 |
12 | 3a99611a12 |
13 | 1b8a60635c |
14 | d8d69486a |
15 | 7cc3a4c6e |
hex | 4afd7f56e |
20130035054 has 8 divisors (see below), whose sum is σ = 30200618448. Its totient is φ = 10063162240.
The previous prime is 20130034957. The next prime is 20130035113. The reversal of 20130035054 is 45053003102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×201300350542 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
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, 914042 + ... + 935805.
It is an arithmetic number, because the mean of its divisors is an integer number (3775077306).
Almost surely, 220130035054 is an apocalyptic number.
20130035054 is a deficient number, since it is larger than the sum of its proper divisors (10070583394).
20130035054 is a wasteful number, since it uses less digits than its factorization.
20130035054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1855290.
The product of its (nonzero) digits is 1800, while the sum is 23.
Adding to 20130035054 its reverse (45053003102), we get a palindrome (65183038156).
The spelling of 20130035054 in words is "twenty billion, one hundred thirty million, thirty-five thousand, fifty-four".
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