Base | Representation |
---|---|
bin | 111011111011… |
… | …1101001010110 |
3 | 2012010110100010 |
4 | 1313313221112 |
5 | 31021014222 |
6 | 3041301050 |
7 | 531043266 |
oct | 167675126 |
9 | 65113303 |
10 | 31423062 |
11 | 16812680 |
12 | a634786 |
13 | 6682938 |
14 | 425d7a6 |
15 | 2b5a80c |
hex | 1df7a56 |
31423062 has 16 divisors (see below), whose sum is σ = 68559552. Its totient is φ = 9522120.
The previous prime is 31423039. The next prime is 31423081. The reversal of 31423062 is 26032413.
It is a happy number.
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 7 ways as a sum of consecutive naturals, for example, 237988 + ... + 238119.
It is an arithmetic number, because the mean of its divisors is an integer number (4284972).
Almost surely, 231423062 is an apocalyptic number.
31423062 is an abundant number, since it is smaller than the sum of its proper divisors (37136490).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31423062 is a wasteful number, since it uses less digits than its factorization.
31423062 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 476123.
The product of its (nonzero) digits is 864, while the sum is 21.
The square root of 31423062 is about 5605.6277079378. The cubic root of 31423062 is about 315.5606442915.
Adding to 31423062 its reverse (26032413), we get a palindrome (57455475).
The spelling of 31423062 in words is "thirty-one million, four hundred twenty-three thousand, sixty-two".
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