Base | Representation |
---|---|
bin | 100100001100000… |
… | …1110011001111100 |
3 | 10010121221100011220 |
4 | 1020120032121330 |
5 | 4441330410022 |
6 | 320254513340 |
7 | 42043315266 |
oct | 11030163174 |
9 | 3117840156 |
10 | 1214310012 |
11 | 5734a00a3 |
12 | 29a805850 |
13 | 164764a46 |
14 | b73b6b36 |
15 | 7191585c |
hex | 4860e67c |
1214310012 has 12 divisors (see below), whose sum is σ = 2833390056. Its totient is φ = 404770000.
The previous prime is 1214309989. The next prime is 1214310043. The reversal of 1214310012 is 2100134121.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 1214309973 and 1214310000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50596239 + ... + 50596262.
It is an arithmetic number, because the mean of its divisors is an integer number (236115838).
Almost surely, 21214310012 is an apocalyptic number.
1214310012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1214310012 is an abundant number, since it is smaller than the sum of its proper divisors (1619080044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1214310012 is a wasteful number, since it uses less digits than its factorization.
1214310012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101192508 (or 101192506 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
The square root of 1214310012 is about 34846.9512583239. The cubic root of 1214310012 is about 1066.8659602014.
Adding to 1214310012 its reverse (2100134121), we get a palindrome (3314444133).
It can be divided in two parts, 12143 and 10012, that added together give a triangular number (22155 = T210).
The spelling of 1214310012 in words is "one billion, two hundred fourteen million, three hundred ten thousand, twelve".
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