Base | Representation |
---|---|
bin | 10011111100001100… |
… | …111100100010100010 |
3 | 2001021011210122210010 |
4 | 103330030330202202 |
5 | 322322221340224 |
6 | 13500334345350 |
7 | 1355405346132 |
oct | 237414744242 |
9 | 61234718703 |
10 | 21411121314 |
11 | 9098024390 |
12 | 419665b256 |
13 | 2032b4b46b |
14 | 1071890ac2 |
15 | 854aaae29 |
hex | 4fc33c8a2 |
21411121314 has 32 divisors (see below), whose sum is σ = 48746271744. Its totient is φ = 6206121680.
The previous prime is 21411121301. The next prime is 21411121357. The reversal of 21411121314 is 41312111412.
It is a super-2 number, since 2×214111213142 (a number of 21 digits) contains 22 as substring.
It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 7050894 + ... + 7053929.
It is an arithmetic number, because the mean of its divisors is an integer number (1523320992).
Almost surely, 221411121314 is an apocalyptic number.
21411121314 is an abundant number, since it is smaller than the sum of its proper divisors (27335150430).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
21411121314 is a wasteful number, since it uses less digits than its factorization.
21411121314 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14104862.
The product of its digits is 192, while the sum is 21.
Adding to 21411121314 its reverse (41312111412), we get a palindrome (62723232726).
The spelling of 21411121314 in words is "twenty-one billion, four hundred eleven million, one hundred twenty-one thousand, three hundred fourteen".
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