Base | Representation |
---|---|
bin | 11010111010100… |
… | …10001101011100 |
3 | 120201211211201102 |
4 | 31131102031130 |
5 | 430244434242 |
6 | 34223132232 |
7 | 5411050253 |
oct | 1535221534 |
9 | 521754642 |
10 | 225780572 |
11 | 1064a1316 |
12 | 63744078 |
13 | 37a12894 |
14 | 21db379a |
15 | 14c4ce32 |
hex | d75235c |
225780572 has 12 divisors (see below), whose sum is σ = 415911720. Its totient is φ = 106948656.
The previous prime is 225780559. The next prime is 225780589. The reversal of 225780572 is 275087522.
It is a Harshad number since it is a multiple of its sum of digits (38).
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, 1485323 + ... + 1485474.
It is an arithmetic number, because the mean of its divisors is an integer number (34659310).
Almost surely, 2225780572 is an apocalyptic number.
It is an amenable number.
225780572 is a deficient number, since it is larger than the sum of its proper divisors (190131148).
225780572 is a wasteful number, since it uses less digits than its factorization.
225780572 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2970820 (or 2970818 counting only the distinct ones).
The product of its (nonzero) digits is 78400, while the sum is 38.
The square root of 225780572 is about 15025.9965393314. The cubic root of 225780572 is about 608.9227354089.
The spelling of 225780572 in words is "two hundred twenty-five million, seven hundred eighty thousand, five hundred seventy-two".
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