Base | Representation |
---|---|
bin | 1011010011100010111110… |
… | …0110101000100001001100 |
3 | 1122000100010022121102121201 |
4 | 2310320233212220201030 |
5 | 3112130012101324322 |
6 | 42234243524435244 |
7 | 2422032512520130 |
oct | 264705746504114 |
9 | 48010108542551 |
10 | 12430434011212 |
11 | 3a62798a36288 |
12 | 1489127248b24 |
13 | 6c22532b2289 |
14 | 30d8c9ac53c0 |
15 | 1685265c3d27 |
hex | b4e2f9a884c |
12430434011212 has 48 divisors (see below), whose sum is σ = 25029029088000. Its totient is φ = 5291405406144.
The previous prime is 12430434011123. The next prime is 12430434011239. The reversal of 12430434011212 is 21211043403421.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (28).
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, 373239 + ... + 5000017.
It is an arithmetic number, because the mean of its divisors is an integer number (521438106000).
Almost surely, 212430434011212 is an apocalyptic number.
It is an amenable number.
12430434011212 is an abundant number, since it is smaller than the sum of its proper divisors (12598595076788).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12430434011212 is a wasteful number, since it uses less digits than its factorization.
12430434011212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4627438 (or 4627436 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 12430434011212 its reverse (21211043403421), we get a palindrome (33641477414633).
The spelling of 12430434011212 in words is "twelve trillion, four hundred thirty billion, four hundred thirty-four million, eleven thousand, two hundred twelve".
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