Base | Representation |
---|---|
bin | 11110001110011… |
… | …110110111110001 |
3 | 1022100020000011221 |
4 | 132032132313301 |
5 | 2014310103240 |
6 | 122153105041 |
7 | 15365250253 |
oct | 3616366761 |
9 | 1270200157 |
10 | 507112945 |
11 | 240285509 |
12 | 1219b8181 |
13 | 810a5841 |
14 | 4b4c7cd3 |
15 | 2e7c0a4a |
hex | 1e39edf1 |
507112945 has 12 divisors (see below), whose sum is σ = 642251700. Its totient is φ = 384336864.
The previous prime is 507112933. The next prime is 507112951. The reversal of 507112945 is 549211705.
It can be written as a sum of positive squares in 2 ways, for example, as 400280049 + 106832896 = 20007^2 + 10336^2 .
It is not a de Polignac number, because 507112945 - 25 = 507112913 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 507112945.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138670 + ... + 142279.
It is an arithmetic number, because the mean of its divisors is an integer number (53520975).
Almost surely, 2507112945 is an apocalyptic number.
It is an amenable number.
507112945 is a deficient number, since it is larger than the sum of its proper divisors (135138755).
507112945 is a wasteful number, since it uses less digits than its factorization.
507112945 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 280992 (or 280973 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 34.
The square root of 507112945 is about 22519.1683905068. The cubic root of 507112945 is about 797.4465171826.
The spelling of 507112945 in words is "five hundred seven million, one hundred twelve thousand, nine hundred forty-five".
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