Base | Representation |
---|---|
bin | 10001101000111101100… |
… | …101111001111001100010 |
3 | 11021212221021201220102020 |
4 | 101220331211321321202 |
5 | 124330103303433010 |
6 | 2324514455402310 |
7 | 153402540021252 |
oct | 21507545717142 |
9 | 4255837656366 |
10 | 1212214124130 |
11 | 4281082a8359 |
12 | 176b28083396 |
13 | 8a407c105a9 |
14 | 42958763962 |
15 | 217ec155470 |
hex | 11a3d979e62 |
1212214124130 has 32 divisors (see below), whose sum is σ = 2909936016000. Its totient is φ = 323187975552.
The previous prime is 1212214124129. The next prime is 1212214124153. The reversal of 1212214124130 is 314214122121.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 1212214124130.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4177555 + ... + 4458294.
It is an arithmetic number, because the mean of its divisors is an integer number (90935500500).
Almost surely, 21212214124130 is an apocalyptic number.
1212214124130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212214124130 is an abundant number, since it is smaller than the sum of its proper divisors (1697721891870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212214124130 is a wasteful number, since it uses less digits than its factorization.
1212214124130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8640538.
The product of its (nonzero) digits is 768, while the sum is 24.
Adding to 1212214124130 its reverse (314214122121), we get a palindrome (1526428246251).
The spelling of 1212214124130 in words is "one trillion, two hundred twelve billion, two hundred fourteen million, one hundred twenty-four thousand, one hundred thirty".
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