Base | Representation |
---|---|
bin | 1111111111101… |
… | …1011101100011 |
3 | 11200020112120000 |
4 | 3333323131203 |
5 | 114133342100 |
6 | 10353551043 |
7 | 1443154320 |
oct | 377733543 |
9 | 150215500 |
10 | 67090275 |
11 | 34963a0a |
12 | 1a575483 |
13 | 10b902b5 |
14 | 8ca5b47 |
15 | 5d53900 |
hex | 3ffb763 |
67090275 has 60 divisors (see below), whose sum is σ = 142057872. Its totient is φ = 30663360.
The previous prime is 67090271. The next prime is 67090307. The reversal of 67090275 is 57209076.
It is not a de Polignac number, because 67090275 - 22 = 67090271 is a prime.
It is a super-2 number, since 2×670902752 = 9002209999151250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (67090271) by changing a digit.
It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 11809 + ... + 16541.
Almost surely, 267090275 is an apocalyptic number.
67090275 is an abundant number, since it is smaller than the sum of its proper divisors (74967597).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67090275 is a wasteful number, since it uses less digits than its factorization.
67090275 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4762 (or 4748 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 67090275 is about 8190.8653389004. The cubic root of 67090275 is about 406.3371442246.
The spelling of 67090275 in words is "sixty-seven million, ninety thousand, two hundred seventy-five".
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