Base | Representation |
---|---|
bin | 1000100001011… |
… | …00000010001101 |
3 | 11222111201222021 |
4 | 10100230002031 |
5 | 121244433113 |
6 | 11032050141 |
7 | 1525412542 |
oct | 420540215 |
9 | 158451867 |
10 | 71483533 |
11 | 37394700 |
12 | 1bb33951 |
13 | 11a6ab64 |
14 | 96cabc9 |
15 | 642048d |
hex | 442c08d |
71483533 has 12 divisors (see below), whose sum is σ = 79005724. Its totient is φ = 64627200.
The previous prime is 71483527. The next prime is 71483543. The reversal of 71483533 is 33538417.
It can be written as a sum of positive squares in 2 ways, for example, as 46212804 + 25270729 = 6798^2 + 5027^2 .
It is not a de Polignac number, because 71483533 - 29 = 71483021 is a prime.
It is a super-4 number, since 4×714835334 (a number of 33 digits) contains 4444 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71483543) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21823 + ... + 24883.
Almost surely, 271483533 is an apocalyptic number.
It is an amenable number.
71483533 is a deficient number, since it is larger than the sum of its proper divisors (7522191).
71483533 is a wasteful number, since it uses less digits than its factorization.
71483533 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3276 (or 3265 counting only the distinct ones).
The product of its digits is 30240, while the sum is 34.
The square root of 71483533 is about 8454.7934924515. The cubic root of 71483533 is about 415.0196593967.
Subtracting from 71483533 its reverse (33538417), we obtain a triangular number (37945116 = T8711).
The spelling of 71483533 in words is "seventy-one million, four hundred eighty-three thousand, five hundred thirty-three".
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