Base | Representation |
---|---|
bin | 1001111001000… |
… | …10101111011011 |
3 | 12210010210220001 |
4 | 10330202233123 |
5 | 132220323203 |
6 | 12122313431 |
7 | 2025213424 |
oct | 474425733 |
9 | 183123801 |
10 | 82979803 |
11 | 42926a55 |
12 | 23958877 |
13 | 1426479a |
14 | b04064b |
15 | 744191d |
hex | 4f22bdb |
82979803 has 4 divisors (see below), whose sum is σ = 83576920. Its totient is φ = 82382688.
The previous prime is 82979797. The next prime is 82979833. The reversal of 82979803 is 30897928.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-82979803 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (82979833) 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, 298350 + ... + 298627.
It is an arithmetic number, because the mean of its divisors is an integer number (20894230).
Almost surely, 282979803 is an apocalyptic number.
82979803 is a deficient number, since it is larger than the sum of its proper divisors (597117).
82979803 is a wasteful number, since it uses less digits than its factorization.
82979803 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 597116.
The product of its (nonzero) digits is 217728, while the sum is 46.
The square root of 82979803 is about 9109.3250573245. The cubic root of 82979803 is about 436.1716824514.
The spelling of 82979803 in words is "eighty-two million, nine hundred seventy-nine thousand, eight hundred three".
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