Base | Representation |
---|---|
bin | 10111011110110011… |
… | …10101000111110101 |
3 | 1012112120021112121221 |
4 | 23233121311013311 |
5 | 201304223213110 |
6 | 5442532110341 |
7 | 624254100610 |
oct | 135731650765 |
9 | 35476245557 |
10 | 12606460405 |
11 | 538a022320 |
12 | 2539a653b1 |
13 | 125b9b2b36 |
14 | 8783a7177 |
15 | 4dbb177da |
hex | 2ef6751f5 |
12606460405 has 16 divisors (see below), whose sum is σ = 18860575104. Its totient is φ = 7858572480.
The previous prime is 12606460393. The next prime is 12606460441. The reversal of 12606460405 is 50406460621.
It is not a de Polignac number, because 12606460405 - 27 = 12606460277 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16371642 + ... + 16372411.
It is an arithmetic number, because the mean of its divisors is an integer number (1178785944).
Almost surely, 212606460405 is an apocalyptic number.
It is an amenable number.
12606460405 is a deficient number, since it is larger than the sum of its proper divisors (6254114699).
12606460405 is a wasteful number, since it uses less digits than its factorization.
12606460405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32744076.
The product of its (nonzero) digits is 34560, while the sum is 34.
The spelling of 12606460405 in words is "twelve billion, six hundred six million, four hundred sixty thousand, four hundred five".
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