Base | Representation |
---|---|
bin | 100100000100100… |
… | …0101010000111100 |
3 | 10010100110122220200 |
4 | 1020021011100330 |
5 | 4434321343122 |
6 | 320033443500 |
7 | 41664503151 |
oct | 11011052074 |
9 | 3110418820 |
10 | 1210340412 |
11 | 571229736 |
12 | 299410590 |
13 | 1639a4c78 |
14 | b6a62228 |
15 | 713ce5ac |
hex | 4824543c |
1210340412 has 36 divisors (see below), whose sum is σ = 3060854160. Its totient is φ = 403264512.
The previous prime is 1210340389. The next prime is 1210340429. The reversal of 1210340412 is 2140430121.
1210340412 is a `hidden beast` number, since 1 + 210 + 3 + 40 + 412 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90553 + ... + 103055.
Almost surely, 21210340412 is an apocalyptic number.
1210340412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1210340412 is an abundant number, since it is smaller than the sum of its proper divisors (1850513748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1210340412 is a wasteful number, since it uses less digits than its factorization.
1210340412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15202 (or 15197 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1210340412 is about 34789.9469962229. The cubic root of 1210340412 is about 1065.7021568153.
Adding to 1210340412 its reverse (2140430121), we get a palindrome (3350770533).
The spelling of 1210340412 in words is "one billion, two hundred ten million, three hundred forty thousand, four hundred twelve".
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