Base | Representation |
---|---|
bin | 10110010110100100… |
… | …00011100010001010 |
3 | 1010222022221122100120 |
4 | 23023102003202022 |
5 | 144034103130011 |
6 | 5302443044110 |
7 | 603245035563 |
oct | 131322034212 |
9 | 33868848316 |
10 | 12000442506 |
11 | 50a8a34088 |
12 | 23aab10636 |
13 | 119328b070 |
14 | 81bad516a |
15 | 4a380ba06 |
hex | 2cb48388a |
12000442506 has 32 divisors (see below), whose sum is σ = 25852041600. Its totient is φ = 3691738944.
The previous prime is 12000442463. The next prime is 12000442513. The reversal of 12000442506 is 60524400021.
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, 520920 + ... + 543468.
It is an arithmetic number, because the mean of its divisors is an integer number (807876300).
Almost surely, 212000442506 is an apocalyptic number.
12000442506 is an abundant number, since it is smaller than the sum of its proper divisors (13851599094).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12000442506 is a wasteful number, since it uses less digits than its factorization.
12000442506 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29390.
The product of its (nonzero) digits is 1920, while the sum is 24.
Adding to 12000442506 its reverse (60524400021), we get a palindrome (72524842527).
The spelling of 12000442506 in words is "twelve billion, four hundred forty-two thousand, five hundred six".
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