Base | Representation |
---|---|
bin | 10000001110001… |
… | …000111010110101 |
3 | 200222002020122112 |
4 | 100032020322311 |
5 | 1024132021010 |
6 | 43000540405 |
7 | 6513111632 |
oct | 2016107265 |
9 | 628066575 |
10 | 272142005 |
11 | 12a687353 |
12 | 77181705 |
13 | 444c5a95 |
14 | 28201189 |
15 | 18d59a05 |
hex | 10388eb5 |
272142005 has 8 divisors (see below), whose sum is σ = 327130272. Its totient is φ = 217340368.
The previous prime is 272141983. The next prime is 272142011. The reversal of 272142005 is 500241272.
It is a happy number.
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 272142005 - 26 = 272141941 is a prime.
It is a super-2 number, since 2×2721420052 = 148122541770840050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43427 + ... + 49296.
It is an arithmetic number, because the mean of its divisors is an integer number (40891284).
Almost surely, 2272142005 is an apocalyptic number.
It is an amenable number.
272142005 is a deficient number, since it is larger than the sum of its proper divisors (54988267).
272142005 is an equidigital number, since it uses as much as digits as its factorization.
272142005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 93315.
The product of its (nonzero) digits is 1120, while the sum is 23.
The square root of 272142005 is about 16496.7270996401. The cubic root of 272142005 is about 648.0350958040.
Adding to 272142005 its reverse (500241272), we get a palindrome (772383277).
The spelling of 272142005 in words is "two hundred seventy-two million, one hundred forty-two thousand, five".
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