Base | Representation |
---|---|
bin | 1001111100001… |
… | …00111001111011 |
3 | 12210220020102220 |
4 | 10332010321323 |
5 | 132321210013 |
6 | 12135055123 |
7 | 2031506604 |
oct | 476047173 |
9 | 183806386 |
10 | 83381883 |
11 | 43081052 |
12 | 23b114a3 |
13 | 143757c0 |
14 | b106dab |
15 | 74c0b23 |
hex | 4f84e7b |
83381883 has 16 divisors (see below), whose sum is σ = 121175040. Its totient is φ = 50691744.
The previous prime is 83381849. The next prime is 83381887. The reversal of 83381883 is 38818338.
It is not a de Polignac number, because 83381883 - 26 = 83381819 is a prime.
It is not an unprimeable number, because it can be changed into a prime (83381887) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9643 + ... + 16116.
It is an arithmetic number, because the mean of its divisors is an integer number (7573440).
Almost surely, 283381883 is an apocalyptic number.
83381883 is a gapful number since it is divisible by the number (83) formed by its first and last digit.
83381883 is a deficient number, since it is larger than the sum of its proper divisors (37793157).
83381883 is a wasteful number, since it uses less digits than its factorization.
83381883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25858.
The product of its digits is 110592, while the sum is 42.
The square root of 83381883 is about 9131.3680793187. The cubic root of 83381883 is about 436.8750399815.
The spelling of 83381883 in words is "eighty-three million, three hundred eighty-one thousand, eight hundred eighty-three".
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