Base | Representation |
---|---|
bin | 101111001100… |
… | …110011101001 |
3 | 212021121212121 |
4 | 233030303221 |
5 | 11131420400 |
6 | 1121111241 |
7 | 210112354 |
oct | 57146351 |
9 | 25247777 |
10 | 12373225 |
11 | 6a91207 |
12 | 4188521 |
13 | 2742b47 |
14 | 190129b |
15 | 114621a |
hex | bccce9 |
12373225 has 24 divisors (see below), whose sum is σ = 15936480. Its totient is φ = 9525120.
The previous prime is 12373219. The next prime is 12373243. The reversal of 12373225 is 52237321.
12373225 = 682 + 692 + ... + 3342.
It is not a de Polignac number, because 12373225 - 213 = 12365033 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a self number, because there is not a number n which added to its sum of digits gives 12373225.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138981 + ... + 139069.
It is an arithmetic number, because the mean of its divisors is an integer number (664020).
Almost surely, 212373225 is an apocalyptic number.
12373225 is the 2225-th heptagonal number.
It is an amenable number.
12373225 is a deficient number, since it is larger than the sum of its proper divisors (3563255).
12373225 is an equidigital number, since it uses as much as digits as its factorization.
12373225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249 (or 244 counting only the distinct ones).
The product of its digits is 2520, while the sum is 25.
The square root of 12373225 is about 3517.5595233059. The cubic root of 12373225 is about 231.2921909871.
The spelling of 12373225 in words is "twelve million, three hundred seventy-three thousand, two hundred twenty-five".
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