Base | Representation |
---|---|
bin | 11000110101100… |
… | …10010101111110 |
3 | 112112001012110200 |
4 | 30122302111332 |
5 | 411314123132 |
6 | 32401344330 |
7 | 5106635103 |
oct | 1432622576 |
9 | 475035420 |
10 | 208348542 |
11 | a7675386 |
12 | 599380a6 |
13 | 3421b27c |
14 | 1d956aaa |
15 | 13457d7c |
hex | c6b257e |
208348542 has 12 divisors (see below), whose sum is σ = 451421880. Its totient is φ = 69449508.
The previous prime is 208348537. The next prime is 208348607. The reversal of 208348542 is 245843802.
It is a super-2 number, since 2×2083485422 = 86818229907051528, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 208348497 and 208348506.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5787442 + ... + 5787477.
It is an arithmetic number, because the mean of its divisors is an integer number (37618490).
Almost surely, 2208348542 is an apocalyptic number.
208348542 is an abundant number, since it is smaller than the sum of its proper divisors (243073338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208348542 is a wasteful number, since it uses less digits than its factorization.
208348542 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11574927 (or 11574924 counting only the distinct ones).
The product of its (nonzero) digits is 61440, while the sum is 36.
The square root of 208348542 is about 14434.2835637935. The cubic root of 208348542 is about 592.8299758919.
It can be divided in two parts, 2083 and 48542, that added together give a 4-th power (50625 = 154).
The spelling of 208348542 in words is "two hundred eight million, three hundred forty-eight thousand, five hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •