Base | Representation |
---|---|
bin | 110001011011… |
… | …101000111101 |
3 | 220101100101220 |
4 | 301123220331 |
5 | 11304131034 |
6 | 1141423553 |
7 | 215100132 |
oct | 61335075 |
9 | 26340356 |
10 | 12958269 |
11 | 7350815 |
12 | 440abb9 |
13 | 28b921c |
14 | 1a14589 |
15 | 120e749 |
hex | c5ba3d |
12958269 has 16 divisors (see below), whose sum is σ = 18304512. Its totient is φ = 8137008.
The previous prime is 12958261. The next prime is 12958271. The reversal of 12958269 is 96285921.
It is not a de Polignac number, because 12958269 - 23 = 12958261 is a prime.
It is a super-2 number, since 2×129582692 = 335833470952722, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 12958269.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12958261) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3222 + ... + 6024.
It is an arithmetic number, because the mean of its divisors is an integer number (1144032).
Almost surely, 212958269 is an apocalyptic number.
It is an amenable number.
12958269 is a deficient number, since it is larger than the sum of its proper divisors (5346243).
12958269 is a wasteful number, since it uses less digits than its factorization.
12958269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2896.
The product of its digits is 77760, while the sum is 42.
The square root of 12958269 is about 3599.7595753050. The cubic root of 12958269 is about 234.8816002331.
The spelling of 12958269 in words is "twelve million, nine hundred fifty-eight thousand, two hundred sixty-nine".
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