Base | Representation |
---|---|
bin | 1000101010000… |
… | …11010001000011 |
3 | 12001122211212210 |
4 | 10111003101003 |
5 | 122043033032 |
6 | 11112353203 |
7 | 1541215206 |
oct | 425032103 |
9 | 161584783 |
10 | 72627267 |
11 | 37aa5a39 |
12 | 203a5803 |
13 | 1207b61b |
14 | 990793d |
15 | 65992cc |
hex | 4543443 |
72627267 has 8 divisors (see below), whose sum is σ = 98896896. Its totient is φ = 47387912.
The previous prime is 72627229. The next prime is 72627287. The reversal of 72627267 is 76272627.
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 72627267 - 28 = 72627011 is a prime.
It is not an unprimeable number, because it can be changed into a prime (72627227) 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, 257403 + ... + 257684.
It is an arithmetic number, because the mean of its divisors is an integer number (12362112).
Almost surely, 272627267 is an apocalyptic number.
72627267 is a deficient number, since it is larger than the sum of its proper divisors (26269629).
72627267 is a wasteful number, since it uses less digits than its factorization.
72627267 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 515137.
The product of its digits is 98784, while the sum is 39.
The square root of 72627267 is about 8522.1632817026. The cubic root of 72627267 is about 417.2213915627.
The spelling of 72627267 in words is "seventy-two million, six hundred twenty-seven thousand, two hundred sixty-seven".
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