Base | Representation |
---|---|
bin | 10001001010011001… |
… | …010110010000011100 |
3 | 1202120021120210222001 |
4 | 101022121112100130 |
5 | 300220033343212 |
6 | 12244332332044 |
7 | 1221443436646 |
oct | 211231262034 |
9 | 52507523861 |
10 | 18428027932 |
11 | 78a7161156 |
12 | 36a3614024 |
13 | 1978b06352 |
14 | c6b609896 |
15 | 72cc56657 |
hex | 44a65641c |
18428027932 has 12 divisors (see below), whose sum is σ = 32250801856. Its totient is φ = 9213513120.
The previous prime is 18428027923. The next prime is 18428027941. The reversal of 18428027932 is 23972082481.
It is an interprime number because it is at equal distance from previous prime (18428027923) and next prime (18428027941).
It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.
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, 35244 + ... + 195187.
Almost surely, 218428027932 is an apocalyptic number.
It is an amenable number.
18428027932 is a deficient number, since it is larger than the sum of its proper divisors (13822773924).
18428027932 is a wasteful number, since it uses less digits than its factorization.
18428027932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250428 (or 250426 counting only the distinct ones).
The product of its (nonzero) digits is 387072, while the sum is 46.
It can be divided in two parts, 184280 and 27932, that added together give a palindrome (212212).
The spelling of 18428027932 in words is "eighteen billion, four hundred twenty-eight million, twenty-seven thousand, nine hundred thirty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •