Base | Representation |
---|---|
bin | 1000100101110… |
… | …10011111000011 |
3 | 12000121101100120 |
4 | 10102322133003 |
5 | 121422121021 |
6 | 11052351323 |
7 | 1533362622 |
oct | 422723703 |
9 | 160541316 |
10 | 72067011 |
11 | 37753015 |
12 | 20175543 |
13 | 11c13603 |
14 | 97dd6b9 |
15 | 64d82c6 |
hex | 44ba7c3 |
72067011 has 16 divisors (see below), whose sum is σ = 98904960. Its totient is φ = 46650240.
The previous prime is 72067007. The next prime is 72067031. The reversal of 72067011 is 11076027.
It is not a de Polignac number, because 72067011 - 22 = 72067007 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72067031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21531 + ... + 24651.
It is an arithmetic number, because the mean of its divisors is an integer number (6181560).
Almost surely, 272067011 is an apocalyptic number.
72067011 is a deficient number, since it is larger than the sum of its proper divisors (26837949).
72067011 is a wasteful number, since it uses less digits than its factorization.
72067011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3346.
The product of its (nonzero) digits is 588, while the sum is 24.
The square root of 72067011 is about 8489.2291169458. The cubic root of 72067011 is about 416.1457880141.
The spelling of 72067011 in words is "seventy-two million, sixty-seven thousand, eleven".
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