Base | Representation |
---|---|
bin | 11000001101111001… |
… | …00001010000100110 |
3 | 1020120002111002010110 |
4 | 30012330201100212 |
5 | 203111331230204 |
6 | 5550041433450 |
7 | 640121221614 |
oct | 140674412046 |
9 | 36502432113 |
10 | 13001430054 |
11 | 5571a71918 |
12 | 262a19b886 |
13 | 12c27828a2 |
14 | 8b4a1c6b4 |
15 | 511635889 |
hex | 306f21426 |
13001430054 has 32 divisors (see below), whose sum is σ = 26167639680. Its totient is φ = 4306429952.
The previous prime is 13001430049. The next prime is 13001430083. The reversal of 13001430054 is 45003410031.
It is a self number, because there is not a number n which added to its sum of digits gives 13001430054.
It is a congruent number.
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, 636037 + ... + 656159.
It is an arithmetic number, because the mean of its divisors is an integer number (817738740).
Almost surely, 213001430054 is an apocalyptic number.
13001430054 is an abundant number, since it is smaller than the sum of its proper divisors (13166209626).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13001430054 is a wasteful number, since it uses less digits than its factorization.
13001430054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20804.
The product of its (nonzero) digits is 720, while the sum is 21.
Adding to 13001430054 its reverse (45003410031), we get a palindrome (58004840085).
The spelling of 13001430054 in words is "thirteen billion, one million, four hundred thirty thousand, fifty-four".
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