Base | Representation |
---|---|
bin | 1001111001011… |
… | …00111000011001 |
3 | 12210012220212100 |
4 | 10330230320121 |
5 | 132223140322 |
6 | 12123234013 |
7 | 2025445500 |
oct | 474547031 |
9 | 183186770 |
10 | 83021337 |
11 | 42955183 |
12 | 23978909 |
13 | 1427a669 |
14 | b051837 |
15 | 744ddac |
hex | 4f2ce19 |
83021337 has 36 divisors (see below), whose sum is σ = 141323520. Its totient is φ = 46820592.
The previous prime is 83021333. The next prime is 83021357. The reversal of 83021337 is 73312038.
It is not a de Polignac number, because 83021337 - 22 = 83021333 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 83021337.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83021333) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 33648 + ... + 36030.
Almost surely, 283021337 is an apocalyptic number.
It is an amenable number.
83021337 is a deficient number, since it is larger than the sum of its proper divisors (58302183).
83021337 is a wasteful number, since it uses less digits than its factorization.
83021337 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2482 (or 2472 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 83021337 is about 9111.6045239025. The cubic root of 83021337 is about 436.2444428593.
The spelling of 83021337 in words is "eighty-three million, twenty-one thousand, three hundred thirty-seven".
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