Base | Representation |
---|---|
bin | 11011011111100… |
… | …10011101101001 |
3 | 121001222021122000 |
4 | 31233302131221 |
5 | 433020200043 |
6 | 34515121213 |
7 | 5500222245 |
oct | 1557623551 |
9 | 531867560 |
10 | 230631273 |
11 | 109204764 |
12 | 652a3209 |
13 | 38a20712 |
14 | 228b7425 |
15 | 153aa2d3 |
hex | dbf2769 |
230631273 has 32 divisors (see below), whose sum is σ = 352504320. Its totient is φ = 148936320.
The previous prime is 230631263. The next prime is 230631277. The reversal of 230631273 is 372136032.
230631273 is a `hidden beast` number, since 2 + 3 + 0 + 631 + 27 + 3 = 666.
It is not a de Polignac number, because 230631273 - 210 = 230630249 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (230631277) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173136 + ... + 174462.
It is an arithmetic number, because the mean of its divisors is an integer number (11015760).
Almost surely, 2230631273 is an apocalyptic number.
It is an amenable number.
230631273 is a deficient number, since it is larger than the sum of its proper divisors (121873047).
230631273 is a wasteful number, since it uses less digits than its factorization.
230631273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1534 (or 1528 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 27.
The square root of 230631273 is about 15186.5490813417. The cubic root of 230631273 is about 613.2526007933.
It can be divided in two parts, 23063 and 1273, that added together give a square (24336 = 1562).
The spelling of 230631273 in words is "two hundred thirty million, six hundred thirty-one thousand, two hundred seventy-three".
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