Base | Representation |
---|---|
bin | 10000010000101… |
… | …101101110010010 |
3 | 201000100112121220 |
4 | 100100231232102 |
5 | 1024320121132 |
6 | 43023225510 |
7 | 6521622651 |
oct | 2020555622 |
9 | 630315556 |
10 | 272817042 |
11 | 12aaa8533 |
12 | 77448296 |
13 | 446a1104 |
14 | 28339198 |
15 | 18e3ea2c |
hex | 1042db92 |
272817042 has 8 divisors (see below), whose sum is σ = 545634096. Its totient is φ = 90939012.
The previous prime is 272817031. The next prime is 272817047. The reversal of 272817042 is 240718272.
It is a sphenic number, since it is the product of 3 distinct primes.
272817042 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 272816994 and 272817012.
It is not an unprimeable number, because it can be changed into a prime (272817047) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22734748 + ... + 22734759.
It is an arithmetic number, because the mean of its divisors is an integer number (68204262).
Almost surely, 2272817042 is an apocalyptic number.
272817042 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272817042 is a wasteful number, since it uses less digits than its factorization.
272817042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45469512.
The product of its (nonzero) digits is 12544, while the sum is 33.
The square root of 272817042 is about 16517.1741529839. The cubic root of 272817042 is about 648.5704614909.
The spelling of 272817042 in words is "two hundred seventy-two million, eight hundred seventeen thousand, forty-two".
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