Base | Representation |
---|---|
bin | 11001000011001111… |
… | …10000111001001010 |
3 | 1021201021121122212101 |
4 | 30201213300321022 |
5 | 210020414131043 |
6 | 10102310104014 |
7 | 654164251303 |
oct | 144147607112 |
9 | 37637548771 |
10 | 13448973898 |
11 | 5781660168 |
12 | 273404b00a |
13 | 13643cc629 |
14 | 91823b7aa |
15 | 53aa8b24d |
hex | 3219f0e4a |
13448973898 has 4 divisors (see below), whose sum is σ = 20173460850. Its totient is φ = 6724486948.
The previous prime is 13448973869. The next prime is 13448973899. The reversal of 13448973898 is 89837984431.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 13433505409 + 15468489 = 115903^2 + 3933^2 .
It is not an unprimeable number, because it can be changed into a prime (13448973899) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3362243473 + ... + 3362243476.
Almost surely, 213448973898 is an apocalyptic number.
13448973898 is a deficient number, since it is larger than the sum of its proper divisors (6724486952).
13448973898 is an equidigital number, since it uses as much as digits as its factorization.
13448973898 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6724486951.
The product of its digits is 41803776, while the sum is 64.
The spelling of 13448973898 in words is "thirteen billion, four hundred forty-eight million, nine hundred seventy-three thousand, eight hundred ninety-eight".
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