Base | Representation |
---|---|
bin | 11010111000000… |
… | …01111111100000 |
3 | 120201020011000002 |
4 | 31130001333200 |
5 | 430203431000 |
6 | 34212115132 |
7 | 5405211314 |
oct | 1534017740 |
9 | 521204002 |
10 | 225452000 |
11 | 106297474 |
12 | 63605aa8 |
13 | 37929167 |
14 | 21d29b44 |
15 | 14bd58d5 |
hex | d701fe0 |
225452000 has 96 divisors (see below), whose sum is σ = 559016640. Its totient is φ = 89356800.
The previous prime is 225451999. The next prime is 225452021. The reversal of 225452000 is 254522.
225452000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 627821 + ... + 628179.
It is an arithmetic number, because the mean of its divisors is an integer number (5823090).
Almost surely, 2225452000 is an apocalyptic number.
225452000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 225452000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279508320).
225452000 is an abundant number, since it is smaller than the sum of its proper divisors (333564640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225452000 is a wasteful number, since it uses less digits than its factorization.
225452000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 541 (or 523 counting only the distinct ones).
The product of its (nonzero) digits is 800, while the sum is 20.
The square root of 225452000 is about 15015.0591074428. The cubic root of 225452000 is about 608.6272094000.
The spelling of 225452000 in words is "two hundred twenty-five million, four hundred fifty-two thousand".
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