Base | Representation |
---|---|
bin | 10111010001011111… |
… | …11111010001011101 |
3 | 1012020210020001122000 |
4 | 23220233333101131 |
5 | 201042134004022 |
6 | 5423503312513 |
7 | 621430201554 |
oct | 135057772135 |
9 | 35223201560 |
10 | 12494828637 |
11 | 5332006765 |
12 | 25085ab739 |
13 | 1241828b35 |
14 | 867628d9b |
15 | 4d1e166ac |
hex | 2e8bff45d |
12494828637 has 64 divisors (see below), whose sum is σ = 19620403200. Its totient is φ = 7842890880.
The previous prime is 12494828629. The next prime is 12494828651. The reversal of 12494828637 is 73682849421.
12494828637 is a `hidden beast` number, since 12 + 49 + 482 + 86 + 37 = 666.
12494828637 is nontrivially palindromic in base 2.
It is not a de Polignac number, because 12494828637 - 23 = 12494828629 is a prime.
It is a super-2 number, since 2×124948286372 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12494821637) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18293698 + ... + 18294380.
It is an arithmetic number, because the mean of its divisors is an integer number (306568800).
Almost surely, 212494828637 is an apocalyptic number.
It is an amenable number.
12494828637 is a deficient number, since it is larger than the sum of its proper divisors (7125574563).
12494828637 is a wasteful number, since it uses less digits than its factorization.
12494828637 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1135 (or 1129 counting only the distinct ones).
The product of its digits is 4644864, while the sum is 54.
The spelling of 12494828637 in words is "twelve billion, four hundred ninety-four million, eight hundred twenty-eight thousand, six hundred thirty-seven".
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