Base | Representation |
---|---|
bin | 1001111100101… |
… | …10001000111001 |
3 | 12211000211021100 |
4 | 10332112020321 |
5 | 132330434343 |
6 | 12140402013 |
7 | 2032222446 |
oct | 476261071 |
9 | 184024240 |
10 | 83452473 |
11 | 4311a095 |
12 | 23b46309 |
13 | 1439b980 |
14 | b1249cd |
15 | 74d69d3 |
hex | 4f96239 |
83452473 has 24 divisors (see below), whose sum is σ = 137454408. Its totient is φ = 48333312.
The previous prime is 83452429. The next prime is 83452483. The reversal of 83452473 is 37425438.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 10810944 + 72641529 = 3288^2 + 8523^2 .
It is not a de Polignac number, because 83452473 - 212 = 83448377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (83452423) 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, 18990 + ... + 22967.
It is an arithmetic number, because the mean of its divisors is an integer number (5727267).
Almost surely, 283452473 is an apocalyptic number.
It is an amenable number.
83452473 is a deficient number, since it is larger than the sum of its proper divisors (54001935).
83452473 is a wasteful number, since it uses less digits than its factorization.
83452473 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 41993 (or 41990 counting only the distinct ones).
The product of its digits is 80640, while the sum is 36.
The square root of 83452473 is about 9135.2325093563. The cubic root of 83452473 is about 436.9982894190.
The spelling of 83452473 in words is "eighty-three million, four hundred fifty-two thousand, four hundred seventy-three".
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