Base | Representation |
---|---|
bin | 1100011001110100001… |
… | …0000000110101110100 |
3 | 202101000110120100010201 |
4 | 3012131002000311310 |
5 | 11442401003320043 |
6 | 241520302130244 |
7 | 21252342450145 |
oct | 3063502006564 |
9 | 671013510121 |
10 | 213087948148 |
11 | 82408656379 |
12 | 3536a880984 |
13 | 1712b9a4baa |
14 | a4563c1acc |
15 | 5822499c4d |
hex | 319d080d74 |
213087948148 has 12 divisors (see below), whose sum is σ = 381999126852. Its totient is φ = 103945340480.
The previous prime is 213087948127. The next prime is 213087948163. The reversal of 213087948148 is 841849780312.
It can be written as a sum of positive squares in 2 ways, for example, as 52593166224 + 160494781924 = 229332^2 + 400618^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 649658215 + ... + 649658542.
It is an arithmetic number, because the mean of its divisors is an integer number (31833260571).
Almost surely, 2213087948148 is an apocalyptic number.
It is an amenable number.
213087948148 is a deficient number, since it is larger than the sum of its proper divisors (168911178704).
213087948148 is a wasteful number, since it uses less digits than its factorization.
213087948148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1299316802 (or 1299316800 counting only the distinct ones).
The product of its (nonzero) digits is 3096576, while the sum is 55.
The spelling of 213087948148 in words is "two hundred thirteen billion, eighty-seven million, nine hundred forty-eight thousand, one hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •