Base | Representation |
---|---|
bin | 111101111111101000… |
… | …0001110001010110001 |
3 | 110201122011022221221212 |
4 | 1323333100032022301 |
5 | 4140123123230142 |
6 | 141054301125505 |
7 | 12422056515062 |
oct | 1737720161261 |
9 | 421564287855 |
10 | 133131461297 |
11 | 5150826a37a |
12 | 21975559895 |
13 | c728896a03 |
14 | 662d332569 |
15 | 36e2c23d82 |
hex | 1eff40e2b1 |
133131461297 has 8 divisors (see below), whose sum is σ = 133780371240. Its totient is φ = 132483139200.
The previous prime is 133131461291. The next prime is 133131461299. The reversal of 133131461297 is 792164131331.
It can be written as a sum of positive squares in 4 ways, for example, as 97688127601 + 35443333696 = 312551^2 + 188264^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 133131461297 - 26 = 133131461233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (133131461291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310547 + ... + 602247.
It is an arithmetic number, because the mean of its divisors is an integer number (16722546405).
Almost surely, 2133131461297 is an apocalyptic number.
It is an amenable number.
133131461297 is a deficient number, since it is larger than the sum of its proper divisors (648909943).
133131461297 is a wasteful number, since it uses less digits than its factorization.
133131461297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 293923.
The product of its digits is 81648, while the sum is 41.
The spelling of 133131461297 in words is "one hundred thirty-three billion, one hundred thirty-one million, four hundred sixty-one thousand, two hundred ninety-seven".
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