Base | Representation |
---|---|
bin | 11101000110001011… |
… | …100111011000111010 |
3 | 2222122022202021101112 |
4 | 131012023213120322 |
5 | 1002441002033424 |
6 | 22204045120322 |
7 | 2154132332516 |
oct | 350613473072 |
9 | 88568667345 |
10 | 31242221114 |
11 | 12282468155 |
12 | 607ab590a2 |
13 | 2c3b850090 |
14 | 1725409146 |
15 | c2cc0460e |
hex | 7462e763a |
31242221114 has 16 divisors (see below), whose sum is σ = 50721820800. Its totient is φ = 14347024560.
The previous prime is 31242221039. The next prime is 31242221119. The reversal of 31242221114 is 41112224213.
It is a self number, because there is not a number n which added to its sum of digits gives 31242221114.
It is not an unprimeable number, because it can be changed into a prime (31242221119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3013982 + ... + 3024329.
It is an arithmetic number, because the mean of its divisors is an integer number (3170113800).
Almost surely, 231242221114 is an apocalyptic number.
31242221114 is a deficient number, since it is larger than the sum of its proper divisors (19479599686).
31242221114 is a wasteful number, since it uses less digits than its factorization.
31242221114 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6038525.
The product of its digits is 768, while the sum is 23.
Adding to 31242221114 its reverse (41112224213), we get a palindrome (72354445327).
The spelling of 31242221114 in words is "thirty-one billion, two hundred forty-two million, two hundred twenty-one thousand, one hundred fourteen".
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