Base | Representation |
---|---|
bin | 1001111100001… |
… | …11111110110000 |
3 | 12210220212201110 |
4 | 10332013332300 |
5 | 132322110410 |
6 | 12135233320 |
7 | 2031561411 |
oct | 476077660 |
9 | 183825643 |
10 | 83394480 |
11 | 4308a564 |
12 | 23b18840 |
13 | 1437b460 |
14 | b10b808 |
15 | 74c4720 |
hex | 4f87fb0 |
83394480 has 80 divisors (see below), whose sum is σ = 278419680. Its totient is φ = 20527104.
The previous prime is 83394463. The next prime is 83394491. The reversal of 83394480 is 8449338.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (39).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10245 + ... + 16484.
It is an arithmetic number, because the mean of its divisors is an integer number (3480246).
Almost surely, 283394480 is an apocalyptic number.
83394480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
83394480 is an abundant number, since it is smaller than the sum of its proper divisors (195025200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
83394480 is a wasteful number, since it uses less digits than its factorization.
83394480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26758 (or 26752 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 39.
The square root of 83394480 is about 9132.0578184766. The cubic root of 83394480 is about 436.8970393158.
The spelling of 83394480 in words is "eighty-three million, three hundred ninety-four thousand, four hundred eighty".
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