Base | Representation |
---|---|
bin | 1001111100010… |
… | …01100001011001 |
3 | 12210221012101021 |
4 | 10332021201121 |
5 | 132322311133 |
6 | 12135322441 |
7 | 2031616000 |
oct | 476114131 |
9 | 183835337 |
10 | 83400793 |
11 | 43094283 |
12 | 23b20421 |
13 | 143812a8 |
14 | b10dc37 |
15 | 74c652d |
hex | 4f89859 |
83400793 has 16 divisors (see below), whose sum is σ = 102988800. Its totient is φ = 67276608.
The previous prime is 83400787. The next prime is 83400797. The reversal of 83400793 is 39700438.
It is not a de Polignac number, because 83400793 - 213 = 83392601 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (83400797) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1321 + ... + 12982.
It is an arithmetic number, because the mean of its divisors is an integer number (6436800).
Almost surely, 283400793 is an apocalyptic number.
It is an amenable number.
83400793 is a deficient number, since it is larger than the sum of its proper divisors (19588007).
83400793 is a wasteful number, since it uses less digits than its factorization.
83400793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14341 (or 14327 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 34.
The square root of 83400793 is about 9132.4034623970. The cubic root of 83400793 is about 436.9080634724.
The spelling of 83400793 in words is "eighty-three million, four hundred thousand, seven hundred ninety-three".
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