Base | Representation |
---|---|
bin | 1001011011110… |
… | …10101000001011 |
3 | 12111221000012012 |
4 | 10231322220023 |
5 | 130230123413 |
6 | 11504210135 |
7 | 1650503564 |
oct | 455725013 |
9 | 174830165 |
10 | 79145483 |
11 | 4074819a |
12 | 2260994b |
13 | 13521461 |
14 | a72316b |
15 | 6e357a8 |
hex | 4b7aa0b |
79145483 has 4 divisors (see below), whose sum is σ = 80638848. Its totient is φ = 77652120.
The previous prime is 79145477. The next prime is 79145497. The reversal of 79145483 is 38454197.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38454197 = 809 ⋅47533.
It is a cyclic number.
It is not a de Polignac number, because 79145483 - 210 = 79144459 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 79145483.
It is not an unprimeable number, because it can be changed into a prime (79105483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 746603 + ... + 746708.
It is an arithmetic number, because the mean of its divisors is an integer number (20159712).
Almost surely, 279145483 is an apocalyptic number.
79145483 is a deficient number, since it is larger than the sum of its proper divisors (1493365).
79145483 is a wasteful number, since it uses less digits than its factorization.
79145483 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1493364.
The product of its digits is 120960, while the sum is 41.
The square root of 79145483 is about 8896.3747110832. The cubic root of 79145483 is about 429.3472754181.
The spelling of 79145483 in words is "seventy-nine million, one hundred forty-five thousand, four hundred eighty-three".
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