Base | Representation |
---|---|
bin | 1011101000011010110 |
3 | 201100211101 |
4 | 1131003112 |
5 | 44144032 |
6 | 12100314 |
7 | 3145126 |
oct | 1350326 |
9 | 640741 |
10 | 381142 |
11 | 2403a3 |
12 | 16469a |
13 | 104638 |
14 | 9cc86 |
15 | 77de7 |
hex | 5d0d6 |
381142 has 8 divisors (see below), whose sum is σ = 576000. Its totient is φ = 189144.
The previous prime is 381103. The next prime is 381167. The reversal of 381142 is 241183.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 342 + ... + 937.
It is an arithmetic number, because the mean of its divisors is an integer number (72000).
2381142 is an apocalyptic number.
381142 is a deficient number, since it is larger than the sum of its proper divisors (194858).
381142 is a wasteful number, since it uses less digits than its factorization.
381142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1430.
The product of its digits is 192, while the sum is 19.
The square root of 381142 is about 617.3669897233. The cubic root of 381142 is about 72.5040505070.
The spelling of 381142 in words is "three hundred eighty-one thousand, one hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •