Base | Representation |
---|---|
bin | 1000000110110… |
… | …00001011010101 |
3 | 11201221110200100 |
4 | 10003120023111 |
5 | 114401304300 |
6 | 10425204313 |
7 | 1453641120 |
oct | 403301325 |
9 | 151843610 |
10 | 67994325 |
11 | 35421163 |
12 | 1a930699 |
13 | 11118939 |
14 | 905d3b7 |
15 | 5e81700 |
hex | 40d82d5 |
67994325 has 72 divisors (see below), whose sum is σ = 145312128. Its totient is φ = 29715840.
The previous prime is 67994291. The next prime is 67994341. The reversal of 67994325 is 52349976.
It is a happy number.
It is not a de Polignac number, because 67994325 - 213 = 67986133 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 35287 + ... + 37163.
It is an arithmetic number, because the mean of its divisors is an integer number (2018224).
Almost surely, 267994325 is an apocalyptic number.
It is an amenable number.
67994325 is an abundant number, since it is smaller than the sum of its proper divisors (77317803).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
67994325 is a wasteful number, since it uses less digits than its factorization.
67994325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1923 (or 1915 counting only the distinct ones).
The product of its digits is 408240, while the sum is 45.
The square root of 67994325 is about 8245.8671466378. The cubic root of 67994325 is about 408.1541552716.
The spelling of 67994325 in words is "sixty-seven million, nine hundred ninety-four thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •