Base | Representation |
---|---|
bin | 1000000001111… |
… | …11100101010001 |
3 | 11200202201022011 |
4 | 10000333211101 |
5 | 114221304142 |
6 | 10403542521 |
7 | 1445425642 |
oct | 400774521 |
9 | 150681264 |
10 | 67369297 |
11 | 35034606 |
12 | 1a68aa41 |
13 | 10c5a2b8 |
14 | 8d396c9 |
15 | 5dab417 |
hex | 403f951 |
67369297 has 4 divisors (see below), whose sum is σ = 67461940. Its totient is φ = 67276656.
The previous prime is 67369259. The next prime is 67369301. The reversal of 67369297 is 79296376.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 66601921 + 767376 = 8161^2 + 876^2 .
It is a cyclic number.
It is not a de Polignac number, because 67369297 - 211 = 67367249 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 67369297.
It is not an unprimeable number, because it can be changed into a prime (67369217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45222 + ... + 46687.
It is an arithmetic number, because the mean of its divisors is an integer number (16865485).
Almost surely, 267369297 is an apocalyptic number.
It is an amenable number.
67369297 is a deficient number, since it is larger than the sum of its proper divisors (92643).
67369297 is an equidigital number, since it uses as much as digits as its factorization.
67369297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92642.
The product of its digits is 857304, while the sum is 49.
The square root of 67369297 is about 8207.8801770006. The cubic root of 67369297 is about 406.8996708110.
The spelling of 67369297 in words is "sixty-seven million, three hundred sixty-nine thousand, two hundred ninety-seven".
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