Base | Representation |
---|---|
bin | 10111010101101101… |
… | …00110000110111100 |
3 | 1012100020121210102111 |
4 | 23222312212012330 |
5 | 201130202140004 |
6 | 5431203503404 |
7 | 622336135351 |
oct | 135266460674 |
9 | 35306553374 |
10 | 12530115004 |
11 | 534aa17950 |
12 | 2518387b64 |
13 | 1248c32044 |
14 | 86c1b2628 |
15 | 4d5086a04 |
hex | 2eada61bc |
12530115004 has 24 divisors (see below), whose sum is σ = 23923998000. Its totient is φ = 5694823680.
The previous prime is 12530114983. The next prime is 12530115019. The reversal of 12530115004 is 40051103521.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 625902 + ... + 645610.
It is an arithmetic number, because the mean of its divisors is an integer number (996833250).
Almost surely, 212530115004 is an apocalyptic number.
It is an amenable number.
12530115004 is a deficient number, since it is larger than the sum of its proper divisors (11393882996).
12530115004 is a wasteful number, since it uses less digits than its factorization.
12530115004 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34173 (or 34171 counting only the distinct ones).
The product of its (nonzero) digits is 600, while the sum is 22.
Adding to 12530115004 its reverse (40051103521), we get a palindrome (52581218525).
The spelling of 12530115004 in words is "twelve billion, five hundred thirty million, one hundred fifteen thousand, four".
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