Base | Representation |
---|---|
bin | 10000010001010… |
… | …011000100100011 |
3 | 201000122022110201 |
4 | 100101103010203 |
5 | 1024340020034 |
6 | 43030410031 |
7 | 6523130650 |
oct | 2021230443 |
9 | 630568421 |
10 | 272970019 |
11 | 1300a2463 |
12 | 77500917 |
13 | 4472592a |
14 | 28378c27 |
15 | 18e70014 |
hex | 10453123 |
272970019 has 4 divisors (see below), whose sum is σ = 311965744. Its totient is φ = 233974296.
The previous prime is 272970013. The next prime is 272970023. The reversal of 272970019 is 910079272.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 272970019 - 29 = 272969507 is a prime.
It is a super-2 number, since 2×2729700192 = 149025262545720722, 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 272970019.
It is not an unprimeable number, because it can be changed into a prime (272970013) 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, 19497852 + ... + 19497865.
It is an arithmetic number, because the mean of its divisors is an integer number (77991436).
Almost surely, 2272970019 is an apocalyptic number.
272970019 is a deficient number, since it is larger than the sum of its proper divisors (38995725).
272970019 is an equidigital number, since it uses as much as digits as its factorization.
272970019 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38995724.
The product of its (nonzero) digits is 15876, while the sum is 37.
The square root of 272970019 is about 16521.8043506150. The cubic root of 272970019 is about 648.6916633825.
The spelling of 272970019 in words is "two hundred seventy-two million, nine hundred seventy thousand, nineteen".
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