Base | Representation |
---|---|
bin | 10011100001010… |
… | …00010010101100 |
3 | 102102010000000120 |
4 | 21300220102230 |
5 | 313404233032 |
6 | 24125324540 |
7 | 4025535345 |
oct | 1160502254 |
9 | 372100016 |
10 | 163742892 |
11 | 84479505 |
12 | 46a06750 |
13 | 27c012b1 |
14 | 17a650cc |
15 | e59662c |
hex | 9c284ac |
163742892 has 24 divisors (see below), whose sum is σ = 382277616. Its totient is φ = 54550848.
The previous prime is 163742881. The next prime is 163742921. The reversal of 163742892 is 298247361.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34198 + ... + 38690.
It is an arithmetic number, because the mean of its divisors is an integer number (15928234).
Almost surely, 2163742892 is an apocalyptic number.
163742892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
163742892 is an abundant number, since it is smaller than the sum of its proper divisors (218534724).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163742892 is a wasteful number, since it uses less digits than its factorization.
163742892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7537 (or 7535 counting only the distinct ones).
The product of its digits is 145152, while the sum is 42.
The square root of 163742892 is about 12796.2061565137. The cubic root of 163742892 is about 547.0841745762.
The spelling of 163742892 in words is "one hundred sixty-three million, seven hundred forty-two thousand, eight hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •