Base | Representation |
---|---|
bin | 111011011001… |
… | …0110111011110 |
3 | 2011121010220001 |
4 | 1312302313132 |
5 | 30433010332 |
6 | 3031244514 |
7 | 525461041 |
oct | 166626736 |
9 | 64533801 |
10 | 31141342 |
11 | 1663aa51 |
12 | a51973a |
13 | 65b463b |
14 | 41c8c58 |
15 | 2b020e7 |
hex | 1db2dde |
31141342 has 8 divisors (see below), whose sum is σ = 49170600. Its totient is φ = 14751144.
The previous prime is 31141339. The next prime is 31141373. The reversal of 31141342 is 24314113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409717 + ... + 409792.
It is an arithmetic number, because the mean of its divisors is an integer number (6146325).
Almost surely, 231141342 is an apocalyptic number.
31141342 is a deficient number, since it is larger than the sum of its proper divisors (18029258).
31141342 is a wasteful number, since it uses less digits than its factorization.
31141342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 819530.
The product of its digits is 288, while the sum is 19.
The square root of 31141342 is about 5580.4428139709. The cubic root of 31141342 is about 314.6147705300.
Adding to 31141342 its reverse (24314113), we get a palindrome (55455455).
The spelling of 31141342 in words is "thirty-one million, one hundred forty-one thousand, three hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •