Base | Representation |
---|---|
bin | 1100010100011011000110… |
… | …1100100001000001101010 |
3 | 1202221220001020211201101110 |
4 | 3011012301230201001222 |
5 | 3233410141324334010 |
6 | 44450254303131150 |
7 | 2565411023605251 |
oct | 305066154410152 |
9 | 52856036751343 |
10 | 13545013121130 |
11 | 4352453875347 |
12 | 16291455a3ab6 |
13 | 77339b65c6ba |
14 | 34b821531798 |
15 | 18750be4b120 |
hex | c51b1b2106a |
13545013121130 has 64 divisors (see below), whose sum is σ = 33635594010240. Its totient is φ = 3486767633664.
The previous prime is 13545013121111. The next prime is 13545013121173. The reversal of 13545013121130 is 3112131054531.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2918812 + ... + 5967368.
It is an arithmetic number, because the mean of its divisors is an integer number (525556156410).
Almost surely, 213545013121130 is an apocalyptic number.
13545013121130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13545013121130 is an abundant number, since it is smaller than the sum of its proper divisors (20090580889110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13545013121130 is a wasteful number, since it uses less digits than its factorization.
13545013121130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3053703.
The product of its (nonzero) digits is 5400, while the sum is 30.
Adding to 13545013121130 its reverse (3112131054531), we get a palindrome (16657144175661).
The spelling of 13545013121130 in words is "thirteen trillion, five hundred forty-five billion, thirteen million, one hundred twenty-one thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •