Base | Representation |
---|---|
bin | 11001001110101001… |
… | …11100110000000111 |
3 | 1021221221202022021220 |
4 | 30213110330300013 |
5 | 210214421030111 |
6 | 10120010011423 |
7 | 656436043644 |
oct | 144724746007 |
9 | 37857668256 |
10 | 13544705031 |
11 | 58206a6400 |
12 | 2760116b73 |
13 | 137b1aa080 |
14 | 926c3adcb |
15 | 54419ae06 |
hex | 32753cc07 |
13544705031 has 24 divisors (see below), whose sum is σ = 21377622000. Its totient is φ = 7577454720.
The previous prime is 13544705021. The next prime is 13544705071. The reversal of 13544705031 is 13050744531.
13544705031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 13544705031 - 27 = 13544704903 is a prime.
It is a super-2 number, since 2×135447050312 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a junction number, because it is equal to n+sod(n) for n = 13544704983 and 13544705001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13544705021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1430406 + ... + 1439843.
It is an arithmetic number, because the mean of its divisors is an integer number (890734250).
Almost surely, 213544705031 is an apocalyptic number.
13544705031 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
13544705031 is a deficient number, since it is larger than the sum of its proper divisors (7832916969).
13544705031 is a wasteful number, since it uses less digits than its factorization.
13544705031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2870287 (or 2870276 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 33.
The spelling of 13544705031 in words is "thirteen billion, five hundred forty-four million, seven hundred five thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •