Base | Representation |
---|---|
bin | 11010111100000… |
… | …00101100110000 |
3 | 120202012111221000 |
4 | 31132000230300 |
5 | 430322032432 |
6 | 34231202000 |
7 | 5412502362 |
oct | 1536005460 |
9 | 522174830 |
10 | 225970992 |
11 | 106611395 |
12 | 63816300 |
13 | 37a7b460 |
14 | 22022d32 |
15 | 14c8957c |
hex | d780b30 |
225970992 has 80 divisors (see below), whose sum is σ = 698531680. Its totient is φ = 69527808.
The previous prime is 225970981. The next prime is 225971027. The reversal of 225970992 is 299079522.
It is a happy number.
225970992 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
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, 14503 + ... + 25734.
It is an arithmetic number, because the mean of its divisors is an integer number (8731646).
Almost surely, 2225970992 is an apocalyptic number.
It is an amenable number.
225970992 is an abundant number, since it is smaller than the sum of its proper divisors (472560688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225970992 is a wasteful number, since it uses less digits than its factorization.
225970992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40267 (or 40255 counting only the distinct ones).
The product of its (nonzero) digits is 204120, while the sum is 45.
The square root of 225970992 is about 15032.3315556836. The cubic root of 225970992 is about 609.0938727871.
The spelling of 225970992 in words is "two hundred twenty-five million, nine hundred seventy thousand, nine hundred ninety-two".
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