Base | Representation |
---|---|
bin | 100110100000… |
… | …1111101010010 |
3 | 1101222220201211 |
4 | 1031001331102 |
5 | 20132134411 |
6 | 2000450334 |
7 | 333432013 |
oct | 115017522 |
9 | 41886654 |
10 | 20193106 |
11 | 1044241a |
12 | 69199aa |
13 | 42502ab |
14 | 297900a |
15 | 1b8d221 |
hex | 1341f52 |
20193106 has 16 divisors (see below), whose sum is σ = 31930200. Its totient is φ = 9563008.
The previous prime is 20193097. The next prime is 20193113. The reversal of 20193106 is 60139102.
It can be written as a sum of positive squares in 4 ways, for example, as 20169081 + 24025 = 4491^2 + 155^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 211 + ... + 6358.
Almost surely, 220193106 is an apocalyptic number.
20193106 is a deficient number, since it is larger than the sum of its proper divisors (11737094).
20193106 is a wasteful number, since it uses less digits than its factorization.
20193106 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6653.
The product of its (nonzero) digits is 324, while the sum is 22.
The square root of 20193106 is about 4493.6739979665. The cubic root of 20193106 is about 272.3125821801.
The spelling of 20193106 in words is "twenty million, one hundred ninety-three thousand, one hundred six".
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