Base | Representation |
---|---|
bin | 10011001100100100100101… |
… | …11001111000010000001010 |
3 | 12112110120011122121020111220 |
4 | 21212102102321320100022 |
5 | 21013111022211344432 |
6 | 225440323021102510 |
7 | 11614550325063525 |
oct | 1146222271702012 |
9 | 175416148536456 |
10 | 42213403231242 |
11 | 124a5670694071 |
12 | 48992a73b7a36 |
13 | 1a72925c22c59 |
14 | a5d1d517bbbc |
15 | 4d3102bc172c |
hex | 266492e7840a |
42213403231242 has 32 divisors (see below), whose sum is σ = 87016585884480. Its totient is φ = 13643715530880.
The previous prime is 42213403231213. The next prime is 42213403231247. The reversal of 42213403231242 is 24213230431224.
It is a happy number.
It is a super-3 number, since 3×422134032312423 (a number of 42 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (42213403231247) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526337817 + ... + 526418012.
It is an arithmetic number, because the mean of its divisors is an integer number (2719268308890).
Almost surely, 242213403231242 is an apocalyptic number.
42213403231242 is an abundant number, since it is smaller than the sum of its proper divisors (44803182653238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42213403231242 is a wasteful number, since it uses less digits than its factorization.
42213403231242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1052756038.
The product of its (nonzero) digits is 55296, while the sum is 33.
Adding to 42213403231242 its reverse (24213230431224), we get a palindrome (66426633662466).
The spelling of 42213403231242 in words is "forty-two trillion, two hundred thirteen billion, four hundred three million, two hundred thirty-one thousand, two hundred forty-two".
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