Base | Representation |
---|---|
bin | 11000110101101… |
… | …11100000110000 |
3 | 112112002021111202 |
4 | 30122313200300 |
5 | 411320312322 |
6 | 32402030332 |
7 | 5110053605 |
oct | 1432674060 |
9 | 475067452 |
10 | 208369712 |
11 | a768a281 |
12 | 599483a8 |
13 | 34227ab5 |
14 | 1d9606ac |
15 | 1345e292 |
hex | c6b7830 |
208369712 has 20 divisors (see below), whose sum is σ = 411335280. Its totient is φ = 102218688.
The previous prime is 208369709. The next prime is 208369729. The reversal of 208369712 is 217963802.
It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122012 + ... + 123707.
It is an arithmetic number, because the mean of its divisors is an integer number (20566764).
Almost surely, 2208369712 is an apocalyptic number.
It is an amenable number.
208369712 is a deficient number, since it is larger than the sum of its proper divisors (202965568).
208369712 is a wasteful number, since it uses less digits than its factorization.
208369712 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 245780 (or 245774 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 38.
The square root of 208369712 is about 14435.0168687120. The cubic root of 208369712 is about 592.8500540830.
The spelling of 208369712 in words is "two hundred eight million, three hundred sixty-nine thousand, seven hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •