Base | Representation |
---|---|
bin | 1000100111111… |
… | …10010111000011 |
3 | 12001010111201110 |
4 | 10103332113003 |
5 | 122010020102 |
6 | 11102334403 |
7 | 1535631306 |
oct | 423762703 |
9 | 161114643 |
10 | 72345027 |
11 | 37922987 |
12 | 2028a403 |
13 | 11cb0011 |
14 | 9872b3d |
15 | 654086c |
hex | 44fe5c3 |
72345027 has 16 divisors (see below), whose sum is σ = 104284160. Its totient is φ = 44455392.
The previous prime is 72345023. The next prime is 72345029. The reversal of 72345027 is 72054327.
It is not a de Polignac number, because 72345027 - 22 = 72345023 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 72344985 and 72345003.
It is not an unprimeable number, because it can be changed into a prime (72345023) 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, 15043 + ... + 19260.
It is an arithmetic number, because the mean of its divisors is an integer number (6517760).
Almost surely, 272345027 is an apocalyptic number.
72345027 is a deficient number, since it is larger than the sum of its proper divisors (31939133).
72345027 is a wasteful number, since it uses less digits than its factorization.
72345027 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34362.
The product of its (nonzero) digits is 11760, while the sum is 30.
The square root of 72345027 is about 8505.5879867297. The cubic root of 72345027 is about 416.6802291763.
The spelling of 72345027 in words is "seventy-two million, three hundred forty-five thousand, twenty-seven".
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