Base | Representation |
---|---|
bin | 1001010011010… |
… | …10001000001101 |
3 | 12102211022010000 |
4 | 10221222020031 |
5 | 124433414300 |
6 | 11424234513 |
7 | 1635144513 |
oct | 451521015 |
9 | 172738100 |
10 | 78029325 |
11 | 40055650 |
12 | 2216ba39 |
13 | 132203ca |
14 | a5124b3 |
15 | 6cb4c00 |
hex | 4a6a20d |
78029325 has 120 divisors (see below), whose sum is σ = 164203776. Its totient is φ = 36288000.
The previous prime is 78029311. The next prime is 78029351. The reversal of 78029325 is 52392087.
It is a happy number.
It is not a de Polignac number, because 78029325 - 28 = 78029069 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 78029325.
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 119 ways as a sum of consecutive naturals, for example, 690469 + ... + 690581.
Almost surely, 278029325 is an apocalyptic number.
78029325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
78029325 is an abundant number, since it is smaller than the sum of its proper divisors (86174451).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78029325 is a wasteful number, since it uses less digits than its factorization.
78029325 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177 (or 163 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The square root of 78029325 is about 8833.4209115155. The cubic root of 78029325 is about 427.3194066386.
The spelling of 78029325 in words is "seventy-eight million, twenty-nine thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •