Base | Representation |
---|---|
bin | 1001010101100… |
… | …11001000001111 |
3 | 12110101111021110 |
4 | 10222303020033 |
5 | 130023001320 |
6 | 11434503103 |
7 | 1640531331 |
oct | 452631017 |
9 | 173344243 |
10 | 78328335 |
11 | 4023a268 |
12 | 22294a93 |
13 | 132c6537 |
14 | a58d451 |
15 | 6d235e0 |
hex | 4ab320f |
78328335 has 8 divisors (see below), whose sum is σ = 125325360. Its totient is φ = 41775104.
The previous prime is 78328319. The next prime is 78328337. The reversal of 78328335 is 53382387.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 78328335 - 24 = 78328319 is a prime.
It is a super-2 number, since 2×783283352 = 12270656127744450, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 78328293 and 78328302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (78328337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2610930 + ... + 2610959.
It is an arithmetic number, because the mean of its divisors is an integer number (15665670).
Almost surely, 278328335 is an apocalyptic number.
78328335 is a deficient number, since it is larger than the sum of its proper divisors (46997025).
78328335 is a wasteful number, since it uses less digits than its factorization.
78328335 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5221897.
The product of its digits is 120960, while the sum is 39.
The square root of 78328335 is about 8850.3296548773. The cubic root of 78328335 is about 427.8645431969.
The spelling of 78328335 in words is "seventy-eight million, three hundred twenty-eight thousand, three hundred thirty-five".
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