Base | Representation |
---|---|
bin | 11001011101000… |
… | …010000111001111 |
3 | 1002202112221102220 |
4 | 121131002013033 |
5 | 1333310304411 |
6 | 110212550423 |
7 | 13403535111 |
oct | 3135020717 |
9 | 1082487386 |
10 | 427041231 |
11 | 1aa065441 |
12 | bb022413 |
13 | 6a61b926 |
14 | 40a033b1 |
15 | 27755b06 |
hex | 197421cf |
427041231 has 16 divisors (see below), whose sum is σ = 576004608. Its totient is φ = 281396000.
The previous prime is 427041227. The next prime is 427041247. The reversal of 427041231 is 132140724.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 427041231 - 22 = 427041227 is a prime.
It is a super-2 number, since 2×4270412312 = 364728425947990722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (427041031) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311710 + ... + 313076.
It is an arithmetic number, because the mean of its divisors is an integer number (36000288).
Almost surely, 2427041231 is an apocalyptic number.
427041231 is a deficient number, since it is larger than the sum of its proper divisors (148963377).
427041231 is a wasteful number, since it uses less digits than its factorization.
427041231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2502.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 427041231 is about 20664.9759496594. The cubic root of 427041231 is about 753.0490577535.
Adding to 427041231 its reverse (132140724), we get a palindrome (559181955).
The spelling of 427041231 in words is "four hundred twenty-seven million, forty-one thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •