Base | Representation |
---|---|
bin | 1000100101101… |
… | …10111111010101 |
3 | 12000120122201021 |
4 | 10102312333111 |
5 | 121421141233 |
6 | 11052201141 |
7 | 1533303106 |
oct | 422667725 |
9 | 160518637 |
10 | 72052693 |
11 | 37743289 |
12 | 201691b1 |
13 | 11c09c3b |
14 | 97d83ad |
15 | 64d3e2d |
hex | 44b6fd5 |
72052693 has 8 divisors (see below), whose sum is σ = 76597920. Its totient is φ = 67582800.
The previous prime is 72052657. The next prime is 72052699. The reversal of 72052693 is 39625027.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 72052693 - 213 = 72044501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72052699) 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, 16855 + ... + 20692.
It is an arithmetic number, because the mean of its divisors is an integer number (9574740).
Almost surely, 272052693 is an apocalyptic number.
It is an amenable number.
72052693 is a deficient number, since it is larger than the sum of its proper divisors (4545227).
72052693 is a wasteful number, since it uses less digits than its factorization.
72052693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37667.
The product of its (nonzero) digits is 22680, while the sum is 34.
The square root of 72052693 is about 8488.3857711581. The cubic root of 72052693 is about 416.1182267673.
The spelling of 72052693 in words is "seventy-two million, fifty-two thousand, six hundred ninety-three".
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