Base | Representation |
---|---|
bin | 1001110111110… |
… | …00100010100111 |
3 | 12202211000210010 |
4 | 10323320202213 |
5 | 132144310301 |
6 | 12114501303 |
7 | 2023563453 |
oct | 473704247 |
9 | 182730703 |
10 | 82806951 |
11 | 428190a7 |
12 | 23894833 |
13 | 14203bc6 |
14 | add7663 |
15 | 740a5d6 |
hex | 4ef88a7 |
82806951 has 8 divisors (see below), whose sum is σ = 112219504. Its totient is φ = 54299520.
The previous prime is 82806929. The next prime is 82806989. The reversal of 82806951 is 15960828.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 82806951 - 211 = 82804903 is a prime.
It is a super-2 number, since 2×828069512 = 13713982267832802, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82807951) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 226066 + ... + 226431.
It is an arithmetic number, because the mean of its divisors is an integer number (14027438).
Almost surely, 282806951 is an apocalyptic number.
82806951 is a deficient number, since it is larger than the sum of its proper divisors (29412553).
82806951 is a wasteful number, since it uses less digits than its factorization.
82806951 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 452561.
The product of its (nonzero) digits is 34560, while the sum is 39.
The square root of 82806951 is about 9099.8324709854. The cubic root of 82806951 is about 435.8686144954.
The spelling of 82806951 in words is "eighty-two million, eight hundred six thousand, nine hundred fifty-one".
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