Base | Representation |
---|---|
bin | 1001111010111… |
… | …00001111110000 |
3 | 12210120202222210 |
4 | 10331130033300 |
5 | 132300342334 |
6 | 12131332120 |
7 | 2030214222 |
oct | 475341760 |
9 | 183522883 |
10 | 83215344 |
11 | 42a77a13 |
12 | 23a51040 |
13 | 14317a64 |
14 | b0a2412 |
15 | 748b5e9 |
hex | 4f5c3f0 |
83215344 has 20 divisors (see below), whose sum is σ = 214973096. Its totient is φ = 27738432.
The previous prime is 83215343. The next prime is 83215373. The reversal of 83215344 is 44351238.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83215343) 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, 866779 + ... + 866874.
Almost surely, 283215344 is an apocalyptic number.
It is an amenable number.
83215344 is an abundant number, since it is smaller than the sum of its proper divisors (131757752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83215344 is a wasteful number, since it uses less digits than its factorization.
83215344 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1733664 (or 1733658 counting only the distinct ones).
The product of its digits is 11520, while the sum is 30.
The square root of 83215344 is about 9122.2444606577. The cubic root of 83215344 is about 436.5839886460.
It can be divided in two parts, 8 and 3215344, that multiplied together give a palindrome (25722752).
The spelling of 83215344 in words is "eighty-three million, two hundred fifteen thousand, three hundred forty-four".
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