Base | Representation |
---|---|
bin | 1000100111110… |
… | …11111110100110 |
3 | 12001010000100002 |
4 | 10103323332212 |
5 | 122004212040 |
6 | 11102221302 |
7 | 1535561000 |
oct | 423737646 |
9 | 161100302 |
10 | 72335270 |
11 | 37916617 |
12 | 20284832 |
13 | 11ca8747 |
14 | 986d370 |
15 | 653ca15 |
hex | 44fbfa6 |
72335270 has 32 divisors (see below), whose sum is σ = 151848000. Its totient is φ = 24799488.
The previous prime is 72335267. The next prime is 72335281. The reversal of 72335270 is 7253327.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7115 + ... + 13974.
It is an arithmetic number, because the mean of its divisors is an integer number (4745250).
Almost surely, 272335270 is an apocalyptic number.
72335270 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
72335270 is an abundant number, since it is smaller than the sum of its proper divisors (79512730).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72335270 is a wasteful number, since it uses less digits than its factorization.
72335270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21117 (or 21103 counting only the distinct ones).
The product of its (nonzero) digits is 8820, while the sum is 29.
The square root of 72335270 is about 8505.0144032800. The cubic root of 72335270 is about 416.6614961136.
Adding to 72335270 its reverse (7253327), we get a palindrome (79588597).
The spelling of 72335270 in words is "seventy-two million, three hundred thirty-five thousand, two hundred seventy".
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