Base | Representation |
---|---|
bin | 101010011010… |
… | …0011001100101 |
3 | 1112211122022100 |
4 | 1110310121211 |
5 | 21143002400 |
6 | 2112322313 |
7 | 356664162 |
oct | 124643145 |
9 | 45748270 |
10 | 22234725 |
11 | 11607307 |
12 | 7543399 |
13 | 47b6656 |
14 | 2d4b069 |
15 | 1e43100 |
hex | 1534665 |
22234725 has 36 divisors (see below), whose sum is σ = 42174756. Its totient is φ = 11159040.
The previous prime is 22234703. The next prime is 22234739. The reversal of 22234725 is 52743222.
It can be written as a sum of positive squares in 6 ways, for example, as 248004 + 21986721 = 498^2 + 4689^2 .
It is not a de Polignac number, because 22234725 - 214 = 22218341 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 919 + ... + 6731.
It is an arithmetic number, because the mean of its divisors is an integer number (1171521).
Almost surely, 222234725 is an apocalyptic number.
22234725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
22234725 is a deficient number, since it is larger than the sum of its proper divisors (19940031).
22234725 is a wasteful number, since it uses less digits than its factorization.
22234725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5846 (or 5838 counting only the distinct ones).
The product of its digits is 6720, while the sum is 27.
The square root of 22234725 is about 4715.3711412783. The cubic root of 22234725 is about 281.1969381379.
Adding to 22234725 its reverse (52743222), we get a palindrome (74977947).
The spelling of 22234725 in words is "twenty-two million, two hundred thirty-four thousand, seven hundred twenty-five".
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