Base | Representation |
---|---|
bin | 11000110101000… |
… | …00001111000010 |
3 | 112111220102201120 |
4 | 30122200033002 |
5 | 411304234440 |
6 | 32400013110 |
7 | 5106205623 |
oct | 1432401702 |
9 | 474812646 |
10 | 208274370 |
11 | a7624687 |
12 | 59901196 |
13 | 341c3595 |
14 | 1d937a4a |
15 | 13440dd0 |
hex | c6a03c2 |
208274370 has 32 divisors (see below), whose sum is σ = 511486272. Its totient is φ = 54247872.
The previous prime is 208274359. The next prime is 208274377. The reversal of 208274370 is 73472802.
It is not an unprimeable number, because it can be changed into a prime (208274377) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 79437 + ... + 82016.
It is an arithmetic number, because the mean of its divisors is an integer number (15983946).
Almost surely, 2208274370 is an apocalyptic number.
208274370 is an abundant number, since it is smaller than the sum of its proper divisors (303211902).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
208274370 is a wasteful number, since it uses less digits than its factorization.
208274370 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161506.
The product of its (nonzero) digits is 18816, while the sum is 33.
The square root of 208274370 is about 14431.7140354152. The cubic root of 208274370 is about 592.7596184618.
The spelling of 208274370 in words is "two hundred eight million, two hundred seventy-four thousand, three hundred seventy".
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