Base | Representation |
---|---|
bin | 1111100011101… |
… | …10011110100011 |
3 | 100002120112021211 |
4 | 13301312132203 |
5 | 231402234312 |
6 | 20541130551 |
7 | 3143206600 |
oct | 761663643 |
9 | 302515254 |
10 | 130508707 |
11 | 6773a13a |
12 | 37859a57 |
13 | 210661b4 |
14 | 134936a7 |
15 | b6ce3a7 |
hex | 7c767a3 |
130508707 has 24 divisors (see below), whose sum is σ = 157757760. Its totient is φ = 107573760.
The previous prime is 130508687. The next prime is 130508761. The reversal of 130508707 is 707805031.
It is not a de Polignac number, because 130508707 - 219 = 129984419 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130508797) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 140019 + ... + 140947.
It is an arithmetic number, because the mean of its divisors is an integer number (6573240).
Almost surely, 2130508707 is an apocalyptic number.
130508707 is a deficient number, since it is larger than the sum of its proper divisors (27249053).
130508707 is an equidigital number, since it uses as much as digits as its factorization.
130508707 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1051 (or 1044 counting only the distinct ones).
The product of its (nonzero) digits is 5880, while the sum is 31.
The square root of 130508707 is about 11424.0407474763. The cubic root of 130508707 is about 507.2396127575.
The spelling of 130508707 in words is "one hundred thirty million, five hundred eight thousand, seven hundred seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •