Base | Representation |
---|---|
bin | 10001101000111101010… |
… | …110100011011100111000 |
3 | 11021212221000011110101021 |
4 | 101220331112203130320 |
5 | 124330101241200044 |
6 | 2324514233232224 |
7 | 153402460561210 |
oct | 21507526433470 |
9 | 4255830143337 |
10 | 1212210100024 |
11 | 428105aa9a50 |
12 | 176b26862674 |
13 | 8a407131a71 |
14 | 42957dd7240 |
15 | 217ebb0ce84 |
hex | 11a3d5a3738 |
1212210100024 has 96 divisors (see below), whose sum is σ = 3010234124160. Its totient is φ = 444507840000.
The previous prime is 1212210100021. The next prime is 1212210100097. The reversal of 1212210100024 is 4200010122121.
It is a junction number, because it is equal to n+sod(n) for n = 1212210099980 and 1212210100007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212210100021) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3226602 + ... + 3582649.
It is an arithmetic number, because the mean of its divisors is an integer number (31356605460).
Almost surely, 21212210100024 is an apocalyptic number.
1212210100024 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
1212210100024 is an abundant number, since it is smaller than the sum of its proper divisors (1798024024136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212210100024 is a wasteful number, since it uses less digits than its factorization.
1212210100024 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6809309 (or 6809288 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 1212210100024 its reverse (4200010122121), we get a palindrome (5412220222145).
The spelling of 1212210100024 in words is "one trillion, two hundred twelve billion, two hundred ten million, one hundred thousand, twenty-four".
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