Base | Representation |
---|---|
bin | 100111010011010100… |
… | …010101110011010111 |
3 | 11000220222210122212202 |
4 | 213103110111303113 |
5 | 1142411201433143 |
6 | 31215245035115 |
7 | 3022520224445 |
oct | 472324256327 |
9 | 130828718782 |
10 | 42200030423 |
11 | 169958a9501 |
12 | 8218855a9b |
13 | 3c96ac4a05 |
14 | 2084855b95 |
15 | 116ec0cab8 |
hex | 9d3515cd7 |
42200030423 has 4 divisors (see below), whose sum is σ = 42201344520. Its totient is φ = 42198716328.
The previous prime is 42200030381. The next prime is 42200030429. The reversal of 42200030423 is 32403000224.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42200030423 - 28 = 42200030167 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 42200030395 and 42200030404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42200030429) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607640 + ... + 673517.
It is an arithmetic number, because the mean of its divisors is an integer number (10550336130).
Almost surely, 242200030423 is an apocalyptic number.
42200030423 is a deficient number, since it is larger than the sum of its proper divisors (1314097).
42200030423 is a wasteful number, since it uses less digits than its factorization.
42200030423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1314096.
The product of its (nonzero) digits is 1152, while the sum is 20.
Adding to 42200030423 its reverse (32403000224), we get a palindrome (74603030647).
The spelling of 42200030423 in words is "forty-two billion, two hundred million, thirty thousand, four hundred twenty-three".
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