Base | Representation |
---|---|
bin | 100100001001… |
… | …0100000111110 |
3 | 1022122202210111 |
4 | 1020102200332 |
5 | 14322401311 |
6 | 1514100234 |
7 | 320034262 |
oct | 110224076 |
9 | 38582714 |
10 | 18950206 |
11 | a773630 |
12 | 641a67a |
13 | 3c06652 |
14 | 27340a2 |
15 | 19e4d21 |
hex | 121283e |
18950206 has 32 divisors (see below), whose sum is σ = 34276608. Its totient is φ = 7751040.
The previous prime is 18950171. The next prime is 18950219. The reversal of 18950206 is 60205981.
It is a super-2 number, since 2×189502062 = 718220614884872, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7501 + ... + 9703.
It is an arithmetic number, because the mean of its divisors is an integer number (1071144).
Almost surely, 218950206 is an apocalyptic number.
18950206 is a deficient number, since it is larger than the sum of its proper divisors (15326402).
18950206 is a wasteful number, since it uses less digits than its factorization.
18950206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2256.
The product of its (nonzero) digits is 4320, while the sum is 31.
The square root of 18950206 is about 4353.1834328454. The cubic root of 18950206 is about 266.6068549884.
The spelling of 18950206 in words is "eighteen million, nine hundred fifty thousand, two hundred six".
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