Base | Representation |
---|---|
bin | 1001111011001… |
… | …01010100011001 |
3 | 12210122122222010 |
4 | 10331211110121 |
5 | 132303040010 |
6 | 12132220133 |
7 | 2030430450 |
oct | 475452431 |
9 | 183578863 |
10 | 83252505 |
11 | 42aa2926 |
12 | 23a6a649 |
13 | 1432b94b |
14 | b0b1b97 |
15 | 7497620 |
hex | 4f65519 |
83252505 has 16 divisors (see below), whose sum is σ = 152233344. Its totient is φ = 38058240.
The previous prime is 83252503. The next prime is 83252513. The reversal of 83252505 is 50525238.
It is not a de Polignac number, because 83252505 - 21 = 83252503 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (83252501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 396336 + ... + 396545.
It is an arithmetic number, because the mean of its divisors is an integer number (9514584).
Almost surely, 283252505 is an apocalyptic number.
It is an amenable number.
83252505 is a deficient number, since it is larger than the sum of its proper divisors (68980839).
83252505 is a wasteful number, since it uses less digits than its factorization.
83252505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 792896.
The product of its (nonzero) digits is 12000, while the sum is 30.
The square root of 83252505 is about 9124.2810675691. The cubic root of 83252505 is about 436.6489665792.
The spelling of 83252505 in words is "eighty-three million, two hundred fifty-two thousand, five hundred five".
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