Base | Representation |
---|---|
bin | 10011000110011… |
… | …111110001110010 |
3 | 211100000120101002 |
4 | 103012133301302 |
5 | 1124020021010 |
6 | 51444442002 |
7 | 10640644151 |
oct | 2306376162 |
9 | 740016332 |
10 | 320470130 |
11 | 154995a52 |
12 | 8b3a9302 |
13 | 515171c6 |
14 | 307c1598 |
15 | 1d2041a5 |
hex | 1319fc72 |
320470130 has 8 divisors (see below), whose sum is σ = 576846252. Its totient is φ = 128188048.
The previous prime is 320470091. The next prime is 320470133. The reversal of 320470130 is 31074023.
It can be written as a sum of positive squares in 2 ways, for example, as 300640921 + 19829209 = 17339^2 + 4453^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×3204701302 = 205402208444433800, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (320470133) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16023497 + ... + 16023516.
Almost surely, 2320470130 is an apocalyptic number.
320470130 is a deficient number, since it is larger than the sum of its proper divisors (256376122).
320470130 is a wasteful number, since it uses less digits than its factorization.
320470130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32047020.
The product of its (nonzero) digits is 504, while the sum is 20.
The square root of 320470130 is about 17901.6795301447. The cubic root of 320470130 is about 684.3251776801.
The spelling of 320470130 in words is "three hundred twenty million, four hundred seventy thousand, one hundred thirty".
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