Base | Representation |
---|---|
bin | 111101111100011001… |
… | …0111111011010111100 |
3 | 110201100121111102210100 |
4 | 1323320302333122330 |
5 | 4134412410313140 |
6 | 141035431241100 |
7 | 12416302665150 |
oct | 1737062773274 |
9 | 421317442710 |
10 | 133023135420 |
11 | 5146210155a |
12 | 21945219190 |
13 | c70c2c9666 |
14 | 661cbb5060 |
15 | 36d8477530 |
hex | 1ef8cbf6bc |
133023135420 has 144 divisors (see below), whose sum is σ = 461626034688. Its totient is φ = 30373695360.
The previous prime is 133023135383. The next prime is 133023135439. The reversal of 133023135420 is 24531320331.
133023135420 is a `hidden beast` number, since 1 + 3 + 3 + 0 + 231 + 3 + 5 + 420 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1169097 + ... + 1277823.
It is an arithmetic number, because the mean of its divisors is an integer number (3205736352).
Almost surely, 2133023135420 is an apocalyptic number.
133023135420 is a gapful number since it is divisible by the number (10) 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 133023135420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230813017344).
133023135420 is an abundant number, since it is smaller than the sum of its proper divisors (328602899268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
133023135420 is a wasteful number, since it uses less digits than its factorization.
133023135420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109720 (or 109715 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 27.
Adding to 133023135420 its reverse (24531320331), we get a palindrome (157554455751).
The spelling of 133023135420 in words is "one hundred thirty-three billion, twenty-three million, one hundred thirty-five thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •