Base | Representation |
---|---|
bin | 1001010101100… |
… | …11011101110001 |
3 | 12110101120011111 |
4 | 10222303131301 |
5 | 130023022323 |
6 | 11434513321 |
7 | 1640535340 |
oct | 452633561 |
9 | 173346144 |
10 | 78329713 |
11 | 40240300 |
12 | 22295841 |
13 | 132c7057 |
14 | a58db57 |
15 | 6d23c0d |
hex | 4ab3771 |
78329713 has 12 divisors (see below), whose sum is σ = 98398720. Its totient is φ = 61035480.
The previous prime is 78329711. The next prime is 78329759. The reversal of 78329713 is 31792387.
It is not a de Polignac number, because 78329713 - 21 = 78329711 is a prime.
It is a super-2 number, since 2×783297132 = 12271087877324738, which contains 22 as substring.
It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (78329711) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45393 + ... + 47086.
Almost surely, 278329713 is an apocalyptic number.
It is an amenable number.
78329713 is a deficient number, since it is larger than the sum of its proper divisors (20069007).
78329713 is a wasteful number, since it uses less digits than its factorization.
78329713 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92508 (or 92497 counting only the distinct ones).
The product of its digits is 63504, while the sum is 40.
The square root of 78329713 is about 8850.4075047424. The cubic root of 78329713 is about 427.8670522672.
The spelling of 78329713 in words is "seventy-eight million, three hundred twenty-nine thousand, seven hundred thirteen".
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