Base | Representation |
---|---|
bin | 10111001001010101… |
… | …11101101011011100 |
3 | 1012002000110122122112 |
4 | 23210222331223130 |
5 | 200422124340044 |
6 | 5413020533152 |
7 | 616636451534 |
oct | 134452755334 |
9 | 35060418575 |
10 | 12426402524 |
11 | 52a7420158 |
12 | 24a96b11b8 |
13 | 12305bb803 |
14 | 85c4d64c4 |
15 | 4cadec09e |
hex | 2e4abdadc |
12426402524 has 12 divisors (see below), whose sum is σ = 21837194400. Its totient is φ = 6187204128.
The previous prime is 12426402523. The next prime is 12426402613. The reversal of 12426402524 is 42520462421.
It is a super-3 number, since 3×124264025243 (a number of 31 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12426402523) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6498209 + ... + 6500120.
It is an arithmetic number, because the mean of its divisors is an integer number (1819766200).
Almost surely, 212426402524 is an apocalyptic number.
It is an amenable number.
12426402524 is a deficient number, since it is larger than the sum of its proper divisors (9410791876).
12426402524 is a wasteful number, since it uses less digits than its factorization.
12426402524 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12998572 (or 12998570 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 32.
Adding to 12426402524 its reverse (42520462421), we get a palindrome (54946864945).
The spelling of 12426402524 in words is "twelve billion, four hundred twenty-six million, four hundred two thousand, five hundred twenty-four".
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