Base | Representation |
---|---|
bin | 1111100100000… |
… | …01111000010111 |
3 | 100002122220100202 |
4 | 13302001320113 |
5 | 231410233130 |
6 | 20542131115 |
7 | 3143463014 |
oct | 762017027 |
9 | 302586322 |
10 | 130555415 |
11 | 67771241 |
12 | 37880a9b |
13 | 21081533 |
14 | 134a670b |
15 | b6dd145 |
hex | 7c81e17 |
130555415 has 8 divisors (see below), whose sum is σ = 161720448. Its totient is φ = 101075040.
The previous prime is 130555409. The next prime is 130555417. The reversal of 130555415 is 514555031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 130555415 - 212 = 130551319 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130555417) 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, 420992 + ... + 421301.
It is an arithmetic number, because the mean of its divisors is an integer number (20215056).
Almost surely, 2130555415 is an apocalyptic number.
130555415 is a deficient number, since it is larger than the sum of its proper divisors (31165033).
130555415 is an equidigital number, since it uses as much as digits as its factorization.
130555415 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 842329.
The product of its (nonzero) digits is 7500, while the sum is 29.
The square root of 130555415 is about 11426.0848500263. The cubic root of 130555415 is about 507.3001178445.
The spelling of 130555415 in words is "one hundred thirty million, five hundred fifty-five thousand, four hundred fifteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.037 sec. • engine limits •