Base | Representation |
---|---|
bin | 1111100101101… |
… | …10010100101010 |
3 | 100010001211000102 |
4 | 13302312110222 |
5 | 231434121333 |
6 | 20550505402 |
7 | 3145346165 |
oct | 762662452 |
9 | 303054012 |
10 | 130770218 |
11 | 678a8667 |
12 | 37965262 |
13 | 21128237 |
14 | 13520adc |
15 | b731ae8 |
hex | 7cb652a |
130770218 has 4 divisors (see below), whose sum is σ = 196155330. Its totient is φ = 65385108.
The previous prime is 130770209. The next prime is 130770223. The reversal of 130770218 is 812077031.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 94926049 + 35844169 = 9743^2 + 5987^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32692553 + ... + 32692556.
Almost surely, 2130770218 is an apocalyptic number.
130770218 is a deficient number, since it is larger than the sum of its proper divisors (65385112).
130770218 is an equidigital number, since it uses as much as digits as its factorization.
130770218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65385111.
The product of its (nonzero) digits is 2352, while the sum is 29.
The square root of 130770218 is about 11435.4806632690. The cubic root of 130770218 is about 507.5781859204.
The spelling of 130770218 in words is "one hundred thirty million, seven hundred seventy thousand, two hundred eighteen".
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