Base | Representation |
---|---|
bin | 1011111011110000010010… |
… | …0010000101011100010010 |
3 | 1201110101010001211000221120 |
4 | 2332330010202011130102 |
5 | 3204434204442231310 |
6 | 43523444021303110 |
7 | 2522655411262263 |
oct | 276740442053422 |
9 | 51411101730846 |
10 | 13121201133330 |
11 | 41a9740a75094 |
12 | 157ab87864a96 |
13 | 742429972a64 |
14 | 3350d8ab496a |
15 | 17b4a4cedb70 |
hex | bef04885712 |
13121201133330 has 32 divisors (see below), whose sum is σ = 31491008889984. Its totient is φ = 3498972950016.
The previous prime is 13121201133319. The next prime is 13121201133431. The reversal of 13121201133330 is 3333110212131.
It is a self number, because there is not a number n which added to its sum of digits gives 13121201133330.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8317954 + ... + 9768866.
It is an arithmetic number, because the mean of its divisors is an integer number (984094027812).
Almost surely, 213121201133330 is an apocalyptic number.
13121201133330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13121201133330 is an abundant number, since it is smaller than the sum of its proper divisors (18369807756654).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13121201133330 is a wasteful number, since it uses less digits than its factorization.
13121201133330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1752370.
The product of its (nonzero) digits is 972, while the sum is 24.
Adding to 13121201133330 its reverse (3333110212131), we get a palindrome (16454311345461).
The spelling of 13121201133330 in words is "thirteen trillion, one hundred twenty-one billion, two hundred one million, one hundred thirty-three thousand, three hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •