Base | Representation |
---|---|
bin | 11001010110001… |
… | …110000100111111 |
3 | 1002122012012111202 |
4 | 121112032010333 |
5 | 1332331131411 |
6 | 110110410115 |
7 | 13352416112 |
oct | 3126160477 |
9 | 1078165452 |
10 | 425255231 |
11 | 1a9055605 |
12 | ba50093b |
13 | 6a144a1b |
14 | 4069a579 |
15 | 2750183b |
hex | 1958e13f |
425255231 has 8 divisors (see below), whose sum is σ = 436808064. Its totient is φ = 413855640.
The previous prime is 425255209. The next prime is 425255269. The reversal of 425255231 is 132552524.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 425255231 - 218 = 424993087 is a prime.
It is a super-2 number, since 2×4252552312 = 361684022985726722, 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 = 425255194 and 425255203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (425255291) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32675 + ... + 43796.
It is an arithmetic number, because the mean of its divisors is an integer number (54601008).
Almost surely, 2425255231 is an apocalyptic number.
425255231 is a deficient number, since it is larger than the sum of its proper divisors (11552833).
425255231 is an equidigital number, since it uses as much as digits as its factorization.
425255231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76621.
The product of its digits is 12000, while the sum is 29.
The square root of 425255231 is about 20621.7174599983. The cubic root of 425255231 is about 751.9977736608.
The spelling of 425255231 in words is "four hundred twenty-five million, two hundred fifty-five thousand, two hundred thirty-one".
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