Base | Representation |
---|---|
bin | 1011010100110101010111… |
… | …1001001101100011110100 |
3 | 1122002110012201002200111210 |
4 | 2311031111321031203310 |
5 | 3113010311110032322 |
6 | 42252342330001420 |
7 | 2423444554126251 |
oct | 265152571154364 |
9 | 48073181080453 |
10 | 12452551252212 |
11 | 3a711085a9855 |
12 | 149147a276270 |
13 | 6c4369503426 |
14 | 3109c7264428 |
15 | 168dbd16070c |
hex | b5355e4d8f4 |
12452551252212 has 48 divisors (see below), whose sum is σ = 30788451872640. Its totient is φ = 3903720809472.
The previous prime is 12452551252177. The next prime is 12452551252249. The reversal of 12452551252212 is 21225215525421.
It is a congruent number.
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, 22870393 + ... + 23408544.
It is an arithmetic number, because the mean of its divisors is an integer number (641426080680).
Almost surely, 212452551252212 is an apocalyptic number.
12452551252212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12452551252212 is an abundant number, since it is smaller than the sum of its proper divisors (18335900620428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12452551252212 is a wasteful number, since it uses less digits than its factorization.
12452551252212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46280280 (or 46280278 counting only the distinct ones).
The product of its digits is 160000, while the sum is 39.
Adding to 12452551252212 its reverse (21225215525421), we get a palindrome (33677766777633).
The spelling of 12452551252212 in words is "twelve trillion, four hundred fifty-two billion, five hundred fifty-one million, two hundred fifty-two thousand, two hundred twelve".
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