Base | Representation |
---|---|
bin | 10011010000100… |
… | …010111010101111 |
3 | 211111222101221210 |
4 | 103100202322233 |
5 | 1130203320211 |
6 | 52021125503 |
7 | 11002225266 |
oct | 2320427257 |
9 | 744871853 |
10 | 323104431 |
11 | 156425161 |
12 | 90259893 |
13 | 51c2a270 |
14 | 30ca95dd |
15 | 1d5749a6 |
hex | 13422eaf |
323104431 has 32 divisors (see below), whose sum is σ = 493129728. Its totient is φ = 186416640.
The previous prime is 323104429. The next prime is 323104433. The reversal of 323104431 is 134401323.
It is an interprime number because it is at equal distance from previous prime (323104429) and next prime (323104433).
It is not a de Polignac number, because 323104431 - 21 = 323104429 is a prime.
It is a super-2 number, since 2×3231044312 = 208792946663667522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 323104398 and 323104407.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (323104433) 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, 205410 + ... + 206976.
It is an arithmetic number, because the mean of its divisors is an integer number (15410304).
Almost surely, 2323104431 is an apocalyptic number.
323104431 is a deficient number, since it is larger than the sum of its proper divisors (170025297).
323104431 is a wasteful number, since it uses less digits than its factorization.
323104431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1911.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 323104431 is about 17975.1058689511. The cubic root of 323104431 is about 686.1951402226.
Adding to 323104431 its reverse (134401323), we get a palindrome (457505754).
The spelling of 323104431 in words is "three hundred twenty-three million, one hundred four thousand, four hundred thirty-one".
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