Base | Representation |
---|---|
bin | 100111111011111… |
… | …100011100000011 |
3 | 1201200202211011100 |
4 | 213323330130003 |
5 | 2333011303400 |
6 | 150252545443 |
7 | 22414060020 |
oct | 4773743403 |
9 | 1650684140 |
10 | 670025475 |
11 | 314237069 |
12 | 168482283 |
13 | a8a75ba2 |
14 | 64db4547 |
15 | 3dc51100 |
hex | 27efc703 |
670025475 has 72 divisors (see below), whose sum is σ = 1415877632. Its totient is φ = 296395200.
The previous prime is 670025449. The next prime is 670025479. The reversal of 670025475 is 574520076.
It is not a de Polignac number, because 670025475 - 29 = 670024963 is a prime.
It is not an unprimeable number, because it can be changed into a prime (670025479) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 41964 + ... + 55686.
Almost surely, 2670025475 is an apocalyptic number.
670025475 is an abundant number, since it is smaller than the sum of its proper divisors (745852157).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
670025475 is a wasteful number, since it uses less digits than its factorization.
670025475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13777 (or 13769 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 36.
The square root of 670025475 is about 25884.8502989683. The cubic root of 670025475 is about 875.0451024370.
The spelling of 670025475 in words is "six hundred seventy million, twenty-five thousand, four hundred seventy-five".
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