Base | Representation |
---|---|
bin | 1001111100001… |
… | …10101111000111 |
3 | 12210220121201200 |
4 | 10332012233013 |
5 | 132321430013 |
6 | 12135153543 |
7 | 2031540510 |
oct | 476065707 |
9 | 183817650 |
10 | 83389383 |
11 | 43086750 |
12 | 23b158b3 |
13 | 1437903c |
14 | b109a07 |
15 | 74c2e73 |
hex | 4f86bc7 |
83389383 has 24 divisors (see below), whose sum is σ = 150174336. Its totient is φ = 43318800.
The previous prime is 83389381. The next prime is 83389391. The reversal of 83389383 is 38398338.
It is not a de Polignac number, because 83389383 - 21 = 83389381 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83389381) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59473 + ... + 60858.
It is an arithmetic number, because the mean of its divisors is an integer number (6257264).
Almost surely, 283389383 is an apocalyptic number.
83389383 is a deficient number, since it is larger than the sum of its proper divisors (66784953).
83389383 is a wasteful number, since it uses less digits than its factorization.
83389383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120355 (or 120352 counting only the distinct ones).
The product of its digits is 373248, while the sum is 45.
The square root of 83389383 is about 9131.7787423919. The cubic root of 83389383 is about 436.8881382088. Note that the first 3 decimals are identical.
The spelling of 83389383 in words is "eighty-three million, three hundred eighty-nine thousand, three hundred eighty-three".
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