Base | Representation |
---|---|
bin | 11000010010001010… |
… | …00011010001001110 |
3 | 1020122120211102222220 |
4 | 30021011003101032 |
5 | 203200012032232 |
6 | 5553400520210 |
7 | 641034356334 |
oct | 141105032116 |
9 | 36576742886 |
10 | 13037220942 |
11 | 5590198069 |
12 | 263a180066 |
13 | 12ca004625 |
14 | 8b9697b54 |
15 | 51485542c |
hex | 30914344e |
13037220942 has 8 divisors (see below), whose sum is σ = 26074441896. Its totient is φ = 4345740312.
The previous prime is 13037220887. The next prime is 13037220943. The reversal of 13037220942 is 24902273031.
It is a sphenic number, since it is the product of 3 distinct primes.
13037220942 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13037220943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1086435073 + ... + 1086435084.
It is an arithmetic number, because the mean of its divisors is an integer number (3259305237).
Almost surely, 213037220942 is an apocalyptic number.
13037220942 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13037220942 is a wasteful number, since it uses less digits than its factorization.
13037220942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2172870162.
The product of its (nonzero) digits is 18144, while the sum is 33.
Adding to 13037220942 its reverse (24902273031), we get a palindrome (37939493973).
The spelling of 13037220942 in words is "thirteen billion, thirty-seven million, two hundred twenty thousand, nine hundred forty-two".
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