Base | Representation |
---|---|
bin | 1100111110110101010… |
… | …0000010011010000001 |
3 | 210022122222110221202011 |
4 | 3033231110002122001 |
5 | 12123223321110100 |
6 | 250242311052521 |
7 | 22053522252100 |
oct | 3175524023201 |
9 | 708588427664 |
10 | 223024785025 |
11 | 86647749a59 |
12 | 37282671141 |
13 | 18053578723 |
14 | ab19dc2037 |
15 | 5c04a2cbba |
hex | 33ed502681 |
223024785025 has 81 divisors (see below), whose sum is σ = 327354259203. Its totient is φ = 150290431200.
The previous prime is 223024785007. The next prime is 223024785059. The reversal of 223024785025 is 520587420322.
The square root of 223024785025 is 472255.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 80288922609 + 142735862416 = 283353^2 + 377804^2 .
It is not a de Polignac number, because 223024785025 - 213 = 223024776833 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1702479210 + ... + 1702479340.
Almost surely, 2223024785025 is an apocalyptic number.
223024785025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
223024785025 is the 472255-th square number.
223024785025 is the 236128-th centered octagonal number.
It is an amenable number.
223024785025 is a deficient number, since it is larger than the sum of its proper divisors (104329474178).
223024785025 is an equidigital number, since it uses as much as digits as its factorization.
223024785025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492 (or 246 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 40.
The spelling of 223024785025 in words is "two hundred twenty-three billion, twenty-four million, seven hundred eighty-five thousand, twenty-five".
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