Base | Representation |
---|---|
bin | 10111001000011111… |
… | …11110111101100000 |
3 | 1012001112011022211001 |
4 | 23210033332331200 |
5 | 200413322024023 |
6 | 5412205201344 |
7 | 616522363600 |
oct | 134417767540 |
9 | 35045138731 |
10 | 12419329888 |
11 | 52a342a3a9 |
12 | 24a7260254 |
13 | 122bcb3514 |
14 | 85b5b4c00 |
15 | 4ca4a16ad |
hex | 2e43fef60 |
12419329888 has 72 divisors (see below), whose sum is σ = 28482777792. Its totient is φ = 5315030784.
The previous prime is 12419329859. The next prime is 12419329919. The reversal of 12419329888 is 88892391421.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1181745 + ... + 1192207.
It is an arithmetic number, because the mean of its divisors is an integer number (395594136).
Almost surely, 212419329888 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12419329888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14241388896).
12419329888 is an abundant number, since it is smaller than the sum of its proper divisors (16063447904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12419329888 is a wasteful number, since it uses less digits than its factorization.
12419329888 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11244 (or 11229 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 55.
The spelling of 12419329888 in words is "twelve billion, four hundred nineteen million, three hundred twenty-nine thousand, eight hundred eighty-eight".
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