Base | Representation |
---|---|
bin | 10110110011010010… |
… | …10110011110110011 |
3 | 1011121010102002200000 |
4 | 23121221112132303 |
5 | 200032301233301 |
6 | 5342412201043 |
7 | 612232304415 |
oct | 133151263663 |
9 | 34533362600 |
10 | 12241430451 |
11 | 5211a71978 |
12 | 2457769183 |
13 | 1201196793 |
14 | 841b069b5 |
15 | 4b9a60786 |
hex | 2d9a567b3 |
12241430451 has 12 divisors (see below), whose sum is σ = 18336957912. Its totient is φ = 8160953472.
The previous prime is 12241430441. The next prime is 12241430473. The reversal of 12241430451 is 15403414221.
12241430451 is a `hidden beast` number, since 1 + 224 + 1 + 430 + 4 + 5 + 1 = 666.
It is not a de Polignac number, because 12241430451 - 26 = 12241430387 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (12241430441) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25187886 + ... + 25188371.
It is an arithmetic number, because the mean of its divisors is an integer number (1528079826).
Almost surely, 212241430451 is an apocalyptic number.
12241430451 is a deficient number, since it is larger than the sum of its proper divisors (6095527461).
12241430451 is an frugal number, since it uses more digits than its factorization.
12241430451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50376272 (or 50376260 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 27.
Adding to 12241430451 its reverse (15403414221), we get a palindrome (27644844672).
The spelling of 12241430451 in words is "twelve billion, two hundred forty-one million, four hundred thirty thousand, four hundred fifty-one".
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