Base | Representation |
---|---|
bin | 10010101111100… |
… | …000011010100111 |
3 | 210220200101022000 |
4 | 102233200122213 |
5 | 1120444142211 |
6 | 51111340343 |
7 | 10535503461 |
oct | 2257403247 |
9 | 726611260 |
10 | 314443431 |
11 | 15154a005 |
12 | 893816b3 |
13 | 501b7003 |
14 | 2da93131 |
15 | 1c913656 |
hex | 12be06a7 |
314443431 has 16 divisors (see below), whose sum is σ = 466149120. Its totient is φ = 209490840.
The previous prime is 314443421. The next prime is 314443439. The reversal of 314443431 is 134344413.
314443431 is a `hidden beast` number, since 314 + 4 + 4 + 343 + 1 = 666.
It is not a de Polignac number, because 314443431 - 25 = 314443399 is a prime.
It is a super-2 number, since 2×3144434312 = 197749342598103522, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 314443395 and 314443404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (314443439) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53446 + ... + 59036.
It is an arithmetic number, because the mean of its divisors is an integer number (29134320).
Almost surely, 2314443431 is an apocalyptic number.
314443431 is a deficient number, since it is larger than the sum of its proper divisors (151705689).
314443431 is a wasteful number, since it uses less digits than its factorization.
314443431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7683 (or 7677 counting only the distinct ones).
The product of its digits is 6912, while the sum is 27.
The square root of 314443431 is about 17732.5528618978. The cubic root of 314443431 is about 680.0082402404.
Adding to 314443431 its reverse (134344413), we get a palindrome (448787844).
The spelling of 314443431 in words is "three hundred fourteen million, four hundred forty-three thousand, four hundred thirty-one".
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