Base | Representation |
---|---|
bin | 100011100001100111… |
… | …011010001001011000 |
3 | 10122110101102212020211 |
4 | 203201213122021120 |
5 | 1111110101131210 |
6 | 25305030300504 |
7 | 2520160443265 |
oct | 434147321130 |
9 | 118411385224 |
10 | 38144942680 |
11 | 151a490a019 |
12 | 74867b7734 |
13 | 379b956200 |
14 | 1bbc08226c |
15 | ed3c0538a |
hex | 8e19da258 |
38144942680 has 48 divisors (see below), whose sum is σ = 92935993680. Its totient is φ = 14084284032.
The previous prime is 38144942657. The next prime is 38144942707. The reversal of 38144942680 is 8624944183.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2814612 + ... + 2828131.
It is an arithmetic number, because the mean of its divisors is an integer number (1936166535).
Almost surely, 238144942680 is an apocalyptic number.
It is an amenable number.
38144942680 is an abundant number, since it is smaller than the sum of its proper divisors (54791051000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
38144942680 is a wasteful number, since it uses less digits than its factorization.
38144942680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5642780 (or 5642763 counting only the distinct ones).
The product of its (nonzero) digits is 1327104, while the sum is 49.
It can be divided in two parts, 3814 and 4942680, that added together give a palindrome (4946494).
The spelling of 38144942680 in words is "thirty-eight billion, one hundred forty-four million, nine hundred forty-two thousand, six hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •