Base | Representation |
---|---|
bin | 10000010000001… |
… | …001101100110001 |
3 | 201000002001012222 |
4 | 100100021230301 |
5 | 1024300410424 |
6 | 43020130425 |
7 | 6520436531 |
oct | 2020115461 |
9 | 630061188 |
10 | 272669489 |
11 | 12aa07694 |
12 | 77396a15 |
13 | 4464bbc1 |
14 | 282db4c1 |
15 | 18e10e5e |
hex | 10409b31 |
272669489 has 4 divisors (see below), whose sum is σ = 274631280. Its totient is φ = 270707700.
The previous prime is 272669483. The next prime is 272669533. The reversal of 272669489 is 984966272.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 272669489 - 28 = 272669233 is a prime.
It is a super-2 number, since 2×2726694892 = 148697300463042242, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 272669489.
It is not an unprimeable number, because it can be changed into a prime (272669483) 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, 980687 + ... + 980964.
It is an arithmetic number, because the mean of its divisors is an integer number (68657820).
Almost surely, 2272669489 is an apocalyptic number.
It is an amenable number.
272669489 is a deficient number, since it is larger than the sum of its proper divisors (1961791).
272669489 is a wasteful number, since it uses less digits than its factorization.
272669489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1961790.
The product of its digits is 2612736, while the sum is 53.
The square root of 272669489 is about 16512.7068949945. The cubic root of 272669489 is about 648.4535140370.
The spelling of 272669489 in words is "two hundred seventy-two million, six hundred sixty-nine thousand, four hundred eighty-nine".
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