Base | Representation |
---|---|
bin | 1111100101001… |
… | …01110110000101 |
3 | 100002221101102200 |
4 | 13302211312011 |
5 | 231424441400 |
6 | 20545225113 |
7 | 3144645336 |
oct | 762456605 |
9 | 302841380 |
10 | 130702725 |
11 | 6786198a |
12 | 37932199 |
13 | 211035ba |
14 | 1350428d |
15 | b71bb00 |
hex | 7ca5d85 |
130702725 has 18 divisors (see below), whose sum is σ = 234103506. Its totient is φ = 69708000.
The previous prime is 130702709. The next prime is 130702769. The reversal of 130702725 is 527207031.
It can be written as a sum of positive squares in 3 ways, for example, as 27029601 + 103673124 = 5199^2 + 10182^2 .
It is not a de Polignac number, because 130702725 - 24 = 130702709 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 290226 + ... + 290675.
Almost surely, 2130702725 is an apocalyptic number.
130702725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
130702725 is a deficient number, since it is larger than the sum of its proper divisors (103400781).
130702725 is a wasteful number, since it uses less digits than its factorization.
130702725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 580917 (or 580909 counting only the distinct ones).
The product of its (nonzero) digits is 2940, while the sum is 27.
The square root of 130702725 is about 11432.5292477212. The cubic root of 130702725 is about 507.4908473035.
Adding to 130702725 its reverse (527207031), we get a palindrome (657909756).
The spelling of 130702725 in words is "one hundred thirty million, seven hundred two thousand, seven hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •