Base | Representation |
---|---|
bin | 101000000101000… |
… | …110110011011001 |
3 | 1201212021211202001 |
4 | 220011012303121 |
5 | 2334120132400 |
6 | 150420241001 |
7 | 22443352141 |
oct | 5005066331 |
9 | 1655254661 |
10 | 672427225 |
11 | 315627588 |
12 | 169240161 |
13 | a9407142 |
14 | 6543b921 |
15 | 3e077a6a |
hex | 28146cd9 |
672427225 has 12 divisors (see below), whose sum is σ = 834627136. Its totient is φ = 537414480.
The previous prime is 672427211. The next prime is 672427237. The reversal of 672427225 is 522724276.
It is not a de Polignac number, because 672427225 - 25 = 672427193 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 (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13924 + ... + 39226.
Almost surely, 2672427225 is an apocalyptic number.
It is an amenable number.
672427225 is a deficient number, since it is larger than the sum of its proper divisors (162199911).
672427225 is a wasteful number, since it uses less digits than its factorization.
672427225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26376 (or 26371 counting only the distinct ones).
The product of its digits is 94080, while the sum is 37.
The square root of 672427225 is about 25931.2017654408. The cubic root of 672427225 is about 876.0894077096.
It can be divided in two parts, 6724 and 27225, that multiplied together give a square (183060900 = 135302).
The spelling of 672427225 in words is "six hundred seventy-two million, four hundred twenty-seven thousand, two hundred twenty-five".
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