Base | Representation |
---|---|
bin | 11010110110110… |
… | …00111110000011 |
3 | 120200220121111210 |
4 | 31123120332003 |
5 | 430133041341 |
6 | 34204341203 |
7 | 5403611403 |
oct | 1533307603 |
9 | 520817453 |
10 | 225283971 |
11 | 106192200 |
12 | 63544803 |
13 | 3789a833 |
14 | 21cc4803 |
15 | 14ba0c16 |
hex | d6d8f83 |
225283971 has 24 divisors (see below), whose sum is σ = 338243472. Its totient is φ = 133196800.
The previous prime is 225283963. The next prime is 225283979. The reversal of 225283971 is 179382522.
It is an interprime number because it is at equal distance from previous prime (225283963) and next prime (225283979).
It is not a de Polignac number, because 225283971 - 23 = 225283963 is a prime.
It is not an unprimeable number, because it can be changed into a prime (225283979) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7315 + ... + 22451.
It is an arithmetic number, because the mean of its divisors is an integer number (14093478).
Almost surely, 2225283971 is an apocalyptic number.
225283971 is a deficient number, since it is larger than the sum of its proper divisors (112959501).
225283971 is a wasteful number, since it uses less digits than its factorization.
225283971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15203 (or 15192 counting only the distinct ones).
The product of its digits is 60480, while the sum is 39.
The square root of 225283971 is about 15009.4627152340. The cubic root of 225283971 is about 608.4759688723.
The spelling of 225283971 in words is "two hundred twenty-five million, two hundred eighty-three thousand, nine hundred seventy-one".
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