Base | Representation |
---|---|
bin | 1000000110100… |
… | …11101100100110 |
3 | 11201220112111200 |
4 | 10003103230212 |
5 | 114400212344 |
6 | 10424543330 |
7 | 1453533453 |
oct | 403235446 |
9 | 151815450 |
10 | 67975974 |
11 | 354093a0 |
12 | 1a921b46 |
13 | 11110491 |
14 | 905682a |
15 | 5e7b069 |
hex | 40d3b26 |
67975974 has 24 divisors (see below), whose sum is σ = 160670952. Its totient is φ = 20598720.
The previous prime is 67975969. The next prime is 67975981. The reversal of 67975974 is 47957976.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 67975974.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 171459 + ... + 171854.
It is an arithmetic number, because the mean of its divisors is an integer number (6694623).
Almost surely, 267975974 is an apocalyptic number.
67975974 is an abundant number, since it is smaller than the sum of its proper divisors (92694978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67975974 is a wasteful number, since it uses less digits than its factorization.
67975974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 343332 (or 343329 counting only the distinct ones).
The product of its digits is 3333960, while the sum is 54.
The square root of 67975974 is about 8244.7543323012. The cubic root of 67975974 is about 408.1174330361.
The spelling of 67975974 in words is "sixty-seven million, nine hundred seventy-five thousand, nine hundred seventy-four".
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