Base | Representation |
---|---|
bin | 1011001110101101111… |
… | …0010001010110011001 |
3 | 200102222120012220001001 |
4 | 2303223132101112121 |
5 | 11130104330022134 |
6 | 224344101025001 |
7 | 16636651436101 |
oct | 2635336212631 |
9 | 612876186031 |
10 | 192929142169 |
11 | 74903520045 |
12 | 314836b5161 |
13 | 1526843712a |
14 | 94a2d9c201 |
15 | 5042810414 |
hex | 2ceb791599 |
192929142169 has 9 divisors (see below), whose sum is σ = 193659708501. Its totient is φ = 192201326460.
The previous prime is 192929142167. The next prime is 192929142193. The reversal of 192929142169 is 961241929291.
It is a happy number.
The square root of 192929142169 is 439237.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 192929142169 - 21 = 192929142167 is a prime.
It is a super-2 number, since 2×1929291421692 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (192929142167) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 145386784 + ... + 145388110.
It is an arithmetic number, because the mean of its divisors is an integer number (21517745389).
Almost surely, 2192929142169 is an apocalyptic number.
192929142169 is the 439237-th square number.
192929142169 is the 219619-th centered octagonal number.
It is an amenable number.
192929142169 is a deficient number, since it is larger than the sum of its proper divisors (730566332).
192929142169 is an frugal number, since it uses more digits than its factorization.
192929142169 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3316 (or 1658 counting only the distinct ones).
The product of its digits is 1259712, while the sum is 55.
The spelling of 192929142169 in words is "one hundred ninety-two billion, nine hundred twenty-nine million, one hundred forty-two thousand, one hundred sixty-nine".
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