Base | Representation |
---|---|
bin | 110010010111011… |
… | …0101101100101001 |
3 | 11100210000220101212 |
4 | 1210232311230221 |
5 | 11430120001134 |
6 | 435410322505 |
7 | 56610523124 |
oct | 14456655451 |
9 | 4323026355 |
10 | 1690000169 |
11 | 797a63160 |
12 | 3b1b89435 |
13 | 20c187b00 |
14 | 1206413bb |
15 | 9d57abce |
hex | 64bb5b29 |
1690000169 has 12 divisors (see below), whose sum is σ = 1996366032. Its totient is φ = 1418180400.
The previous prime is 1690000159. The next prime is 1690000171. The reversal of 1690000169 is 9610000961.
It is a happy number.
It is not a de Polignac number, because 1690000169 - 212 = 1689996073 is a prime.
It is a super-2 number, since 2×16900001692 = 5712201142440057122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1690000159) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 452687 + ... + 456404.
It is an arithmetic number, because the mean of its divisors is an integer number (166363836).
Almost surely, 21690000169 is an apocalyptic number.
It is an amenable number.
1690000169 is a deficient number, since it is larger than the sum of its proper divisors (306365863).
1690000169 is a wasteful number, since it uses less digits than its factorization.
1690000169 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 909128 (or 909115 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 32.
The square root of 1690000169 is about 41109.6116376694. The cubic root of 1690000169 is about 1191.1384649010.
It can be divided in two parts, 1690000 and 169, that multiplied together give a 4-th power (285610000 = 1304).
The spelling of 1690000169 in words is "one billion, six hundred ninety million, one hundred sixty-nine", and thus it is an aban number.
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