Base | Representation |
---|---|
bin | 1001111001011… |
… | …01110101011000 |
3 | 12210020010012220 |
4 | 10330231311120 |
5 | 132223301430 |
6 | 12123304040 |
7 | 2025463044 |
oct | 474556530 |
9 | 183203186 |
10 | 83025240 |
11 | 42958101 |
12 | 2397b020 |
13 | 1427c37c |
14 | b053024 |
15 | 7450110 |
hex | 4f2dd58 |
83025240 has 32 divisors (see below), whose sum is σ = 249076080. Its totient is φ = 22140032.
The previous prime is 83025233. The next prime is 83025251. The reversal of 83025240 is 4252038.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 83025240.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345819 + ... + 346058.
Almost surely, 283025240 is an apocalyptic number.
It is an amenable number.
83025240 is an abundant number, since it is smaller than the sum of its proper divisors (166050840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83025240 is a wasteful number, since it uses less digits than its factorization.
83025240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 691891 (or 691887 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 24.
The square root of 83025240 is about 9111.8186988109. The cubic root of 83025240 is about 436.2512789951.
Adding to 83025240 its reverse (4252038), we get a palindrome (87277278).
The spelling of 83025240 in words is "eighty-three million, twenty-five thousand, two hundred forty".
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