Base | Representation |
---|---|
bin | 1000100111001… |
… | …11010110100110 |
3 | 12000221201110012 |
4 | 10103213112212 |
5 | 121444011130 |
6 | 11100330222 |
7 | 1535056463 |
oct | 423472646 |
9 | 160851405 |
10 | 72250790 |
11 | 378690a7 |
12 | 20243972 |
13 | 11c79161 |
14 | 984a66a |
15 | 6522995 |
hex | 44e75a6 |
72250790 has 16 divisors (see below), whose sum is σ = 131993712. Its totient is φ = 28468704.
The previous prime is 72250777. The next prime is 72250811. The reversal of 72250790 is 9705227.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53249 + ... + 54588.
It is an arithmetic number, because the mean of its divisors is an integer number (8249607).
Almost surely, 272250790 is an apocalyptic number.
72250790 is a deficient number, since it is larger than the sum of its proper divisors (59742922).
72250790 is a wasteful number, since it uses less digits than its factorization.
72250790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107911.
The product of its (nonzero) digits is 8820, while the sum is 32.
The square root of 72250790 is about 8500.0464704612. The cubic root of 72250790 is about 416.4992273005.
The spelling of 72250790 in words is "seventy-two million, two hundred fifty thousand, seven hundred ninety".
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