Base | Representation |
---|---|
bin | 10110101000001010… |
… | …00100000111010000 |
3 | 1011100121122222000100 |
4 | 23110011010013100 |
5 | 144334344010302 |
6 | 5325234252400 |
7 | 610016365530 |
oct | 132405040720 |
9 | 34317588010 |
10 | 12148031952 |
11 | 517427a231 |
12 | 2430427100 |
13 | 11b7a249b4 |
14 | 8335534c0 |
15 | 4b1761d1c |
hex | 2d41441d0 |
12148031952 has 120 divisors (see below), whose sum is σ = 38900010240. Its totient is φ = 3466794240.
The previous prime is 12148031941. The next prime is 12148031977. The reversal of 12148031952 is 25913084121.
12148031952 is a `hidden beast` number, since 1 + 214 + 80 + 319 + 52 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 911674 + ... + 924902.
It is an arithmetic number, because the mean of its divisors is an integer number (324166752).
Almost surely, 212148031952 is an apocalyptic number.
12148031952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 12148031952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19450005120).
12148031952 is an abundant number, since it is smaller than the sum of its proper divisors (26751978288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12148031952 is a wasteful number, since it uses less digits than its factorization.
12148031952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14161 (or 14152 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 36.
The spelling of 12148031952 in words is "twelve billion, one hundred forty-eight million, thirty-one thousand, nine hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •