Base | Representation |
---|---|
bin | 11001000001110110… |
… | …00011010111100001 |
3 | 1021200110120011221100 |
4 | 30200323003113201 |
5 | 210004414044324 |
6 | 10101210545013 |
7 | 653662523661 |
oct | 144073032741 |
9 | 37613504840 |
10 | 13437253089 |
11 | 5775a85147 |
12 | 2730138169 |
13 | 1361b57740 |
14 | 91686a1a1 |
15 | 539a234c9 |
hex | 320ec35e1 |
13437253089 has 24 divisors (see below), whose sum is σ = 21010731560. Its totient is φ = 8226220032.
The previous prime is 13437253079. The next prime is 13437253183. The reversal of 13437253089 is 98035273431.
13437253089 is a `hidden beast` number, since 1 + 3 + 4 + 37 + 2 + 530 + 89 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 296528400 + 13140724689 = 17220^2 + 114633^2 .
It is not a de Polignac number, because 13437253089 - 28 = 13437252833 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13437253079) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 274954 + ... + 320115.
Almost surely, 213437253089 is an apocalyptic number.
It is an amenable number.
13437253089 is a deficient number, since it is larger than the sum of its proper divisors (7573478471).
13437253089 is a wasteful number, since it uses less digits than its factorization.
13437253089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 595281 (or 595278 counting only the distinct ones).
The product of its (nonzero) digits is 544320, while the sum is 45.
The spelling of 13437253089 in words is "thirteen billion, four hundred thirty-seven million, two hundred fifty-three thousand, eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •