Base | Representation |
---|---|
bin | 1000100100001… |
… | …10000000000000 |
3 | 12000012110110101 |
4 | 10102012000000 |
5 | 121343231112 |
6 | 11044012144 |
7 | 1531506100 |
oct | 422060000 |
9 | 160173411 |
10 | 71852032 |
11 | 3761654a |
12 | 20091054 |
13 | 11b697c5 |
14 | 9785200 |
15 | 6494757 |
hex | 4486000 |
71852032 has 84 divisors (see below), whose sum is σ = 168089580. Its totient is φ = 30621696.
The previous prime is 71852009. The next prime is 71852051. The reversal of 71852032 is 23025817.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 401319 + ... + 401497.
Almost surely, 271852032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 71852032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84044790).
71852032 is an abundant number, since it is smaller than the sum of its proper divisors (96237548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71852032 is an equidigital number, since it uses as much as digits as its factorization.
71852032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219 (or 188 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 28.
The square root of 71852032 is about 8476.5577919342. The cubic root of 71852032 is about 415.7315822688.
Adding to 71852032 its reverse (23025817), we get a palindrome (94877849).
The spelling of 71852032 in words is "seventy-one million, eight hundred fifty-two thousand, thirty-two".
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