Base | Representation |
---|---|
bin | 10011001000011000001010… |
… | …01110010110011010011101 |
3 | 12111221210012022111001000200 |
4 | 21210030011032112122131 |
5 | 21003230402312442341 |
6 | 225250211024014113 |
7 | 11601256165350546 |
oct | 1144140516263235 |
9 | 174853168431020 |
10 | 42069292312221 |
11 | 1244a539847699 |
12 | 4875388a61339 |
13 | 1a6216a774ac5 |
14 | a562439a54cd |
15 | 4ce4bb119db6 |
hex | 26430539669d |
42069292312221 has 6 divisors (see below), whose sum is σ = 60766755562110. Its totient is φ = 28046194874808.
The previous prime is 42069292312207. The next prime is 42069292312297. The reversal of 42069292312221 is 12221329296024.
42069292312221 is a `hidden beast` number, since 4 + 20 + 6 + 9 + 2 + 92 + 312 + 221 = 666.
It can be written as a sum of positive squares in only one way, i.e., 29222014136121 + 12847278176100 = 5405739^2 + 3584310^2 .
It is not a de Polignac number, because 42069292312221 - 225 = 42069258757789 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42069292212221) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2337182906226 + ... + 2337182906243.
It is an arithmetic number, because the mean of its divisors is an integer number (10127792593685).
Almost surely, 242069292312221 is an apocalyptic number.
It is an amenable number.
42069292312221 is a deficient number, since it is larger than the sum of its proper divisors (18697463249889).
42069292312221 is a wasteful number, since it uses less digits than its factorization.
42069292312221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4674365812475 (or 4674365812472 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 45.
The spelling of 42069292312221 in words is "forty-two trillion, sixty-nine billion, two hundred ninety-two million, three hundred twelve thousand, two hundred twenty-one".
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