Base | Representation |
---|---|
bin | 11010111000000… |
… | …11001001101000 |
3 | 120201020101111210 |
4 | 31130003021220 |
5 | 430204103434 |
6 | 34212153120 |
7 | 5405231202 |
oct | 1534031150 |
9 | 521211453 |
10 | 225456744 |
11 | 10629aa97 |
12 | 636087a0 |
13 | 3792b376 |
14 | 21d2b772 |
15 | 14bd6ee9 |
hex | d703268 |
225456744 has 32 divisors (see below), whose sum is σ = 575637120. Its totient is φ = 73552896.
The previous prime is 225456743. The next prime is 225456767. The reversal of 225456744 is 447654522.
It is not an unprimeable number, because it can be changed into a prime (225456743) 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, 98809 + ... + 101064.
It is an arithmetic number, because the mean of its divisors is an integer number (17988660).
Almost surely, 2225456744 is an apocalyptic number.
225456744 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
225456744 is an abundant number, since it is smaller than the sum of its proper divisors (350180376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225456744 is a wasteful number, since it uses less digits than its factorization.
225456744 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199929 (or 199925 counting only the distinct ones).
The product of its digits is 268800, while the sum is 39.
The square root of 225456744 is about 15015.2170813478. The cubic root of 225456744 is about 608.6314783164.
The spelling of 225456744 in words is "two hundred twenty-five million, four hundred fifty-six thousand, seven hundred forty-four".
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