Base | Representation |
---|---|
bin | 1010001100000… |
… | …1101100100111 |
3 | 2222102020100111 |
4 | 2203001230213 |
5 | 41420031143 |
6 | 4123553451 |
7 | 1026152662 |
oct | 243015447 |
9 | 88366314 |
10 | 42736423 |
11 | 2213a564 |
12 | 1238b887 |
13 | 8b14232 |
14 | 59666d9 |
15 | 3b4299d |
hex | 28c1b27 |
42736423 has 2 divisors, whose sum is σ = 42736424. Its totient is φ = 42736422.
The previous prime is 42736411. The next prime is 42736427. The reversal of 42736423 is 32463724.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 42736423 - 29 = 42735911 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42736427) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21368211 + 21368212.
It is an arithmetic number, because the mean of its divisors is an integer number (21368212).
Almost surely, 242736423 is an apocalyptic number.
42736423 is a deficient number, since it is larger than the sum of its proper divisors (1).
42736423 is an equidigital number, since it uses as much as digits as its factorization.
42736423 is an evil number, because the sum of its binary digits is even.
The product of its digits is 24192, while the sum is 31.
The square root of 42736423 is about 6537.3100737230. The cubic root of 42736423 is about 349.6225127410.
The spelling of 42736423 in words is "forty-two million, seven hundred thirty-six thousand, four hundred twenty-three".
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