Base | Representation |
---|---|
bin | 1000100101111… |
… | …00011111011010 |
3 | 12000121210121211 |
4 | 10102330133122 |
5 | 121422401401 |
6 | 11052453334 |
7 | 1533425566 |
oct | 422743732 |
9 | 160553554 |
10 | 72075226 |
11 | 37759203 |
12 | 2017a24a |
13 | 11c17282 |
14 | 98026a6 |
15 | 64da951 |
hex | 44bc7da |
72075226 has 16 divisors (see below), whose sum is σ = 111196800. Its totient is φ = 35023648.
The previous prime is 72075209. The next prime is 72075229. The reversal of 72075226 is 62257027.
It is a super-3 number, since 3×720752263 (a number of 25 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (72075229) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7071 + ... + 13933.
It is an arithmetic number, because the mean of its divisors is an integer number (6949800).
Almost surely, 272075226 is an apocalyptic number.
72075226 is a deficient number, since it is larger than the sum of its proper divisors (39121574).
72075226 is a wasteful number, since it uses less digits than its factorization.
72075226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7013.
The product of its (nonzero) digits is 11760, while the sum is 31.
The square root of 72075226 is about 8489.7129515667. The cubic root of 72075226 is about 416.1615997229.
The spelling of 72075226 in words is "seventy-two million, seventy-five thousand, two hundred twenty-six".
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