Base | Representation |
---|---|
bin | 1111101010001… |
… | …11010100110001 |
3 | 100011011222201201 |
4 | 13311013110301 |
5 | 232112123040 |
6 | 21011331201 |
7 | 3153401563 |
oct | 765072461 |
9 | 304158651 |
10 | 131364145 |
11 | 68173910 |
12 | 37bb0b01 |
13 | 212a5683 |
14 | 13637333 |
15 | b7eca9a |
hex | 7d47531 |
131364145 has 16 divisors (see below), whose sum is σ = 173034432. Its totient is φ = 94944960.
The previous prime is 131364139. The next prime is 131364161. The reversal of 131364145 is 541463131.
It is not a de Polignac number, because 131364145 - 29 = 131363633 is a prime.
It is a Duffinian 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, 1639 + ... + 16291.
It is an arithmetic number, because the mean of its divisors is an integer number (10814652).
Almost surely, 2131364145 is an apocalyptic number.
It is an amenable number.
131364145 is a deficient number, since it is larger than the sum of its proper divisors (41670287).
131364145 is a wasteful number, since it uses less digits than its factorization.
131364145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14832.
The product of its digits is 4320, while the sum is 28.
The square root of 131364145 is about 11461.4198509609. The cubic root of 131364145 is about 508.3454583390.
The spelling of 131364145 in words is "one hundred thirty-one million, three hundred sixty-four thousand, one hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.028 sec. • engine limits •