Base | Representation |
---|---|
bin | 110000100011100… |
… | …011010010011001 |
3 | 2002202212021201022 |
4 | 300203203102121 |
5 | 3132021012240 |
6 | 212500132225 |
7 | 26121130520 |
oct | 6043432231 |
9 | 2082767638 |
10 | 814625945 |
11 | 388920591 |
12 | 1a8997075 |
13 | cca041b3 |
14 | 7a2954b7 |
15 | 4b7b59b5 |
hex | 308e3499 |
814625945 has 8 divisors (see below), whose sum is σ = 1117201344. Its totient is φ = 558600624.
The previous prime is 814625923. The next prime is 814625963. The reversal of 814625945 is 549526418.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 814625945 - 212 = 814621849 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 814625896 and 814625905.
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 7 ways as a sum of consecutive naturals, for example, 11637479 + ... + 11637548.
It is an arithmetic number, because the mean of its divisors is an integer number (139650168).
Almost surely, 2814625945 is an apocalyptic number.
It is an amenable number.
814625945 is a deficient number, since it is larger than the sum of its proper divisors (302575399).
814625945 is a wasteful number, since it uses less digits than its factorization.
814625945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23275039.
The product of its digits is 345600, while the sum is 44.
The square root of 814625945 is about 28541.6528077825. The cubic root of 814625945 is about 933.9409381896.
The spelling of 814625945 in words is "eight hundred fourteen million, six hundred twenty-five thousand, nine hundred forty-five".
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