Base | Representation |
---|---|
bin | 1000000001010… |
… | …00101011101001 |
3 | 11200120221122002 |
4 | 10000220223221 |
5 | 114210303442 |
6 | 10401540345 |
7 | 1444555322 |
oct | 400505351 |
9 | 150527562 |
10 | 67275497 |
11 | 34a80093 |
12 | 1a6446b5 |
13 | 10c266b3 |
14 | 8d13449 |
15 | 5d8d732 |
hex | 4028ae9 |
67275497 has 8 divisors (see below), whose sum is σ = 69671880. Its totient is φ = 64920960.
The previous prime is 67275493. The next prime is 67275499. The reversal of 67275497 is 79457276.
It can be written as a sum of positive squares in 4 ways, for example, as 379456 + 66896041 = 616^2 + 8179^2 .
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 67275497 - 22 = 67275493 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (67275491) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7172 + ... + 13637.
It is an arithmetic number, because the mean of its divisors is an integer number (8708985).
Almost surely, 267275497 is an apocalyptic number.
It is an amenable number.
67275497 is a deficient number, since it is larger than the sum of its proper divisors (2396383).
67275497 is a wasteful number, since it uses less digits than its factorization.
67275497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20923.
The product of its digits is 740880, while the sum is 47.
The square root of 67275497 is about 8202.1641656334. The cubic root of 67275497 is about 406.7107374825.
The spelling of 67275497 in words is "sixty-seven million, two hundred seventy-five thousand, four hundred ninety-seven".
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