Base | Representation |
---|---|
bin | 11010110101100… |
… | …01001010111000 |
3 | 120200121022220001 |
4 | 31122301022320 |
5 | 430112332302 |
6 | 34201042344 |
7 | 5402332210 |
oct | 1532611270 |
9 | 520538801 |
10 | 225120952 |
11 | 106090781 |
12 | 634863b4 |
13 | 37841584 |
14 | 21c81240 |
15 | 14b6c787 |
hex | d6b12b8 |
225120952 has 16 divisors (see below), whose sum is σ = 482402160. Its totient is φ = 96480384.
The previous prime is 225120943. The next prime is 225120979. The reversal of 225120952 is 259021522.
225120952 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 (28).
It is a self number, because there is not a number n which added to its sum of digits gives 225120952.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2009953 + ... + 2010064.
It is an arithmetic number, because the mean of its divisors is an integer number (30150135).
Almost surely, 2225120952 is an apocalyptic number.
It is an amenable number.
225120952 is an abundant number, since it is smaller than the sum of its proper divisors (257281208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225120952 is a wasteful number, since it uses less digits than its factorization.
225120952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4020030 (or 4020026 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 28.
The square root of 225120952 is about 15004.0311916498. The cubic root of 225120952 is about 608.3291658854.
The spelling of 225120952 in words is "two hundred twenty-five million, one hundred twenty thousand, nine hundred fifty-two".
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