Base | Representation |
---|---|
bin | 100111010100101000… |
… | …111111111001011001 |
3 | 11000222112120011021201 |
4 | 213110220333321121 |
5 | 1142432342113222 |
6 | 31221400434201 |
7 | 3023206654606 |
oct | 472450777131 |
9 | 130875504251 |
10 | 42222222937 |
11 | 169a7387024 |
12 | 8224178961 |
13 | 3c9b59508b |
14 | 20877916ad |
15 | 1171b43427 |
hex | 9d4a3fe59 |
42222222937 has 2 divisors, whose sum is σ = 42222222938. Its totient is φ = 42222222936.
The previous prime is 42222222899. The next prime is 42222222989. The reversal of 42222222937 is 73922222224.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32312219536 + 9910003401 = 179756^2 + 99549^2 .
It is a cyclic number.
It is not a de Polignac number, because 42222222937 - 211 = 42222220889 is a prime.
It is a super-2 number, since 2×422222229372 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 42222222896 and 42222222905.
It is not a weakly prime, because it can be changed into another prime (42222222437) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21111111468 + 21111111469.
It is an arithmetic number, because the mean of its divisors is an integer number (21111111469).
Almost surely, 242222222937 is an apocalyptic number.
It is an amenable number.
42222222937 is a deficient number, since it is larger than the sum of its proper divisors (1).
42222222937 is an equidigital number, since it uses as much as digits as its factorization.
42222222937 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 96768, while the sum is 37.
The spelling of 42222222937 in words is "forty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, nine hundred thirty-seven".
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