Base | Representation |
---|---|
bin | 100111101111011111… |
… | …111000110011000101 |
3 | 11002010221102211102111 |
4 | 213233133320303011 |
5 | 1144343220210042 |
6 | 31334214341021 |
7 | 3040320660115 |
oct | 475737706305 |
9 | 132127384374 |
10 | 42672819397 |
11 | 1710876a89a |
12 | 832b05a771 |
13 | 4040a403c0 |
14 | 20cb567045 |
15 | 119b49d517 |
hex | 9ef7f8cc5 |
42672819397 has 8 divisors (see below), whose sum is σ = 48374046560. Its totient is φ = 37317121200.
The previous prime is 42672819367. The next prime is 42672819401. The reversal of 42672819397 is 79391827624.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42672819397 - 27 = 42672819269 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42672819367) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86381979 + ... + 86382472.
It is an arithmetic number, because the mean of its divisors is an integer number (6046755820).
Almost surely, 242672819397 is an apocalyptic number.
It is an amenable number.
42672819397 is a deficient number, since it is larger than the sum of its proper divisors (5701227163).
42672819397 is a wasteful number, since it uses less digits than its factorization.
42672819397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 172764483.
The product of its digits is 9144576, while the sum is 58.
The spelling of 42672819397 in words is "forty-two billion, six hundred seventy-two million, eight hundred nineteen thousand, three hundred ninety-seven".
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