Base | Representation |
---|---|
bin | 10010101111111111… |
… | …001000110110100000 |
3 | 1220222001201120121020 |
4 | 102233333020312200 |
5 | 312212400331222 |
6 | 13125415525440 |
7 | 1311620600565 |
oct | 225777106640 |
9 | 56861646536 |
10 | 20132433312 |
11 | 85a1263142 |
12 | 3a9a389880 |
13 | 1b8ac65b44 |
14 | d8db1a86c |
15 | 7cc6ca65c |
hex | 4affc8da0 |
20132433312 has 48 divisors (see below), whose sum is σ = 53516615040. Its totient is φ = 6625861632.
The previous prime is 20132433281. The next prime is 20132433313. The reversal of 20132433312 is 21333423102.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is not an unprimeable number, because it can be changed into a prime (20132433313) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1319713 + ... + 1334880.
It is an arithmetic number, because the mean of its divisors is an integer number (1114929480).
Almost surely, 220132433312 is an apocalyptic number.
It is an amenable number.
20132433312 is an abundant number, since it is smaller than the sum of its proper divisors (33384181728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20132433312 is a wasteful number, since it uses less digits than its factorization.
20132433312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2654685 (or 2654677 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 24.
Adding to 20132433312 its reverse (21333423102), we get a palindrome (41465856414).
The spelling of 20132433312 in words is "twenty billion, one hundred thirty-two million, four hundred thirty-three thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •