Base | Representation |
---|---|
bin | 1111101001010… |
… | …11100010000011 |
3 | 100010222012120111 |
4 | 13310223202003 |
5 | 232100002212 |
6 | 21005052151 |
7 | 3152415646 |
oct | 764534203 |
9 | 303865514 |
10 | 131250307 |
11 | 680a6331 |
12 | 37b57057 |
13 | 21265906 |
14 | 13607a5d |
15 | b7c8ea7 |
hex | 7d2b883 |
131250307 has 8 divisors (see below), whose sum is σ = 136074960. Its totient is φ = 126503040.
The previous prime is 131250299. The next prime is 131250331. The reversal of 131250307 is 703052131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 131250307 - 23 = 131250299 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131250337) 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, 15882 + ... + 22687.
It is an arithmetic number, because the mean of its divisors is an integer number (17009370).
Almost surely, 2131250307 is an apocalyptic number.
131250307 is a deficient number, since it is larger than the sum of its proper divisors (4824653).
131250307 is an equidigital number, since it uses as much as digits as its factorization.
131250307 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38693.
The product of its (nonzero) digits is 630, while the sum is 22.
The square root of 131250307 is about 11456.4526359602. The cubic root of 131250307 is about 508.1985746404.
The spelling of 131250307 in words is "one hundred thirty-one million, two hundred fifty thousand, three hundred seven".
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