Base | Representation |
---|---|
bin | 10111010101101111… |
… | …11010100101111100 |
3 | 1012100021021101010002 |
4 | 23222313322211330 |
5 | 201130244223202 |
6 | 5431215133432 |
7 | 622342106264 |
oct | 135267724574 |
9 | 35307241102 |
10 | 12530461052 |
11 | 535013393a |
12 | 2518514278 |
13 | 12490236c5 |
14 | 86c2627a4 |
15 | 4d5104302 |
hex | 2eadfa97c |
12530461052 has 6 divisors (see below), whose sum is σ = 21928306848. Its totient is φ = 6265230524.
The previous prime is 12530461039. The next prime is 12530461061. The reversal of 12530461052 is 25016403521.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1566307628 + ... + 1566307635.
It is an arithmetic number, because the mean of its divisors is an integer number (3654717808).
Almost surely, 212530461052 is an apocalyptic number.
It is an amenable number.
12530461052 is a deficient number, since it is larger than the sum of its proper divisors (9397845796).
12530461052 is a wasteful number, since it uses less digits than its factorization.
12530461052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3132615267 (or 3132615265 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 29.
Adding to 12530461052 its reverse (25016403521), we get a palindrome (37546864573).
The spelling of 12530461052 in words is "twelve billion, five hundred thirty million, four hundred sixty-one thousand, fifty-two".
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