Base | Representation |
---|---|
bin | 1001110010001… |
… | …01100000110111 |
3 | 12201102202220000 |
4 | 10321011200313 |
5 | 132002324110 |
6 | 12051042343 |
7 | 2014420536 |
oct | 471054067 |
9 | 181382800 |
10 | 82073655 |
11 | 42368174 |
12 | 235a03b3 |
13 | 140081c1 |
14 | ac8631d |
15 | 73131c0 |
hex | 4e45837 |
82073655 has 40 divisors (see below), whose sum is σ = 148034304. Its totient is φ = 43502400.
The previous prime is 82073639. The next prime is 82073689. The reversal of 82073655 is 55637028.
It is not a de Polignac number, because 82073655 - 24 = 82073639 is a prime.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
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 39 ways as a sum of consecutive naturals, for example, 76825 + ... + 77885.
Almost surely, 282073655 is an apocalyptic number.
82073655 is the 5730-th heptagonal number.
82073655 is a deficient number, since it is larger than the sum of its proper divisors (65960649).
82073655 is a wasteful number, since it uses less digits than its factorization.
82073655 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1269 (or 1260 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 82073655 is about 9059.4511423154. The cubic root of 82073655 is about 434.5781880169.
It can be divided in two parts, 82073 and 655, that added together give a palindrome (82728).
The spelling of 82073655 in words is "eighty-two million, seventy-three thousand, six hundred fifty-five".
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