Base | Representation |
---|---|
bin | 1000000010011… |
… | …01011001111001 |
3 | 11200212120222001 |
4 | 10001031121321 |
5 | 114230112123 |
6 | 10405101001 |
7 | 1446053002 |
oct | 401153171 |
9 | 150776861 |
10 | 67425913 |
11 | 350730a5 |
12 | 1a6b7761 |
13 | 10c79cb9 |
14 | 8d521a9 |
15 | 5dbd0ad |
hex | 404d679 |
67425913 has 2 divisors, whose sum is σ = 67425914. Its totient is φ = 67425912.
The previous prime is 67425907. The next prime is 67425937. The reversal of 67425913 is 31952476.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 56746089 + 10679824 = 7533^2 + 3268^2 .
It is a cyclic number.
It is not a de Polignac number, because 67425913 - 221 = 65328761 is a prime.
It is not a weakly prime, because it can be changed into another prime (67425973) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33712956 + 33712957.
It is an arithmetic number, because the mean of its divisors is an integer number (33712957).
Almost surely, 267425913 is an apocalyptic number.
It is an amenable number.
67425913 is a deficient number, since it is larger than the sum of its proper divisors (1).
67425913 is an equidigital number, since it uses as much as digits as its factorization.
67425913 is an evil number, because the sum of its binary digits is even.
The product of its digits is 45360, while the sum is 37.
The square root of 67425913 is about 8211.3283334671. The cubic root of 67425913 is about 407.0136227272.
The spelling of 67425913 in words is "sixty-seven million, four hundred twenty-five thousand, nine hundred thirteen".
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