Base | Representation |
---|---|
bin | 1111111111011… |
… | …1011111110101 |
3 | 11200012201021121 |
4 | 3333313133311 |
5 | 114132332122 |
6 | 10353343541 |
7 | 1443056062 |
oct | 377673765 |
9 | 150181247 |
10 | 67074037 |
11 | 34952798 |
12 | 1a567bb1 |
13 | 10b85aa4 |
14 | 8c9dc69 |
15 | 5d4dbc7 |
hex | 3ff77f5 |
67074037 has 4 divisors (see below), whose sum is σ = 67211136. Its totient is φ = 66936940.
The previous prime is 67074017. The next prime is 67074041. The reversal of 67074037 is 73047076.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 67074037 - 211 = 67071989 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 67073993 and 67074011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (67074017) 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, 67813 + ... + 68794.
It is an arithmetic number, because the mean of its divisors is an integer number (16802784).
Almost surely, 267074037 is an apocalyptic number.
It is an amenable number.
67074037 is a deficient number, since it is larger than the sum of its proper divisors (137099).
67074037 is a wasteful number, since it uses less digits than its factorization.
67074037 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137098.
The product of its (nonzero) digits is 24696, while the sum is 34.
The square root of 67074037 is about 8189.8740527556. The cubic root of 67074037 is about 406.3043593690.
The spelling of 67074037 in words is "sixty-seven million, seventy-four thousand, thirty-seven".
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