Base | Representation |
---|---|
bin | 1001111100000… |
… | …10100010010001 |
3 | 12210212202010102 |
4 | 10332002202101 |
5 | 132320402202 |
6 | 12134542145 |
7 | 2031436400 |
oct | 476024221 |
9 | 183782112 |
10 | 83372177 |
11 | 43074829 |
12 | 23b07955 |
13 | 14371265 |
14 | b103637 |
15 | 74bcd02 |
hex | 4f82891 |
83372177 has 12 divisors (see below), whose sum is σ = 98577396. Its totient is φ = 70287840.
The previous prime is 83372161. The next prime is 83372183. The reversal of 83372177 is 77127338.
It can be written as a sum of positive squares in 2 ways, for example, as 48219136 + 35153041 = 6944^2 + 5929^2 .
It is not a de Polignac number, because 83372177 - 24 = 83372161 is a prime.
It is a super-3 number, since 3×833721773 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 83372177.
It is not an unprimeable number, because it can be changed into a prime (83372077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10958 + ... + 16935.
It is an arithmetic number, because the mean of its divisors is an integer number (8214783).
Almost surely, 283372177 is an apocalyptic number.
It is an amenable number.
83372177 is a deficient number, since it is larger than the sum of its proper divisors (15205219).
83372177 is a wasteful number, since it uses less digits than its factorization.
83372177 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27968 (or 27961 counting only the distinct ones).
The product of its digits is 49392, while the sum is 38.
The square root of 83372177 is about 9130.8365991293. The cubic root of 83372177 is about 436.8580879630.
The spelling of 83372177 in words is "eighty-three million, three hundred seventy-two thousand, one hundred seventy-seven".
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