Base | Representation |
---|---|
bin | 11000011100000101… |
… | …00000010010100010 |
3 | 1020212101102101100011 |
4 | 30032002200102202 |
5 | 203332313030313 |
6 | 10005532315134 |
7 | 643064616040 |
oct | 141602402242 |
9 | 36771371304 |
10 | 13120439458 |
11 | 56231673a5 |
12 | 2662012aaa |
13 | 1311320959 |
14 | 8c675b390 |
15 | 51bce293d |
hex | 30e0a04a2 |
13120439458 has 8 divisors (see below), whose sum is σ = 22492181952. Its totient is φ = 5623045476.
The previous prime is 13120439443. The next prime is 13120439459. The reversal of 13120439458 is 85493402131.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 13120439458.
It is not an unprimeable number, because it can be changed into a prime (13120439459) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 468587110 + ... + 468587137.
It is an arithmetic number, because the mean of its divisors is an integer number (2811522744).
Almost surely, 213120439458 is an apocalyptic number.
13120439458 is a deficient number, since it is larger than the sum of its proper divisors (9371742494).
13120439458 is an equidigital number, since it uses as much as digits as its factorization.
13120439458 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 937174256.
The product of its (nonzero) digits is 103680, while the sum is 40.
The spelling of 13120439458 in words is "thirteen billion, one hundred twenty million, four hundred thirty-nine thousand, four hundred fifty-eight".
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