Base | Representation |
---|---|
bin | 10011011001010… |
… | …100100101100111 |
3 | 211200022021210012 |
4 | 103121110211213 |
5 | 1131300430111 |
6 | 52142320435 |
7 | 11030616500 |
oct | 2331244547 |
9 | 750267705 |
10 | 325405031 |
11 | 157756686 |
12 | 90b8911b |
13 | 52554473 |
14 | 31307ba7 |
15 | 1d87b48b |
hex | 13654967 |
325405031 has 12 divisors (see below), whose sum is σ = 378841608. Its totient is φ = 278690832.
The previous prime is 325405021. The next prime is 325405033. The reversal of 325405031 is 130504523.
It is not a de Polignac number, because 325405031 - 26 = 325404967 is a prime.
It is a super-2 number, since 2×3254050312 = 211776868400221922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 325404988 and 325405006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (325405033) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89705 + ... + 93261.
It is an arithmetic number, because the mean of its divisors is an integer number (31570134).
Almost surely, 2325405031 is an apocalyptic number.
325405031 is a deficient number, since it is larger than the sum of its proper divisors (53436577).
325405031 is a wasteful number, since it uses less digits than its factorization.
325405031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5438 (or 5431 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 325405031 is about 18038.9864183108. The cubic root of 325405031 is about 687.8199280571.
Adding to 325405031 its reverse (130504523), we get a palindrome (455909554).
The spelling of 325405031 in words is "three hundred twenty-five million, four hundred five thousand, thirty-one".
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