Base | Representation |
---|---|
bin | 100111011010011111… |
… | …101010111011010100 |
3 | 11001020101101011012101 |
4 | 213122133222323110 |
5 | 1143133013103134 |
6 | 31235225531444 |
7 | 3025511546020 |
oct | 473237527324 |
9 | 131211334171 |
10 | 42320441044 |
11 | 16a47870812 |
12 | 8251043b84 |
13 | 3cb5a337bb |
14 | 209683b380 |
15 | 117a594e14 |
hex | 9da7eaed4 |
42320441044 has 24 divisors (see below), whose sum is σ = 84649561920. Its totient is φ = 18135471936.
The previous prime is 42320441041. The next prime is 42320441069. The reversal of 42320441044 is 44014402324.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42320441041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220527 + ... + 365065.
It is an arithmetic number, because the mean of its divisors is an integer number (3527065080).
Almost surely, 242320441044 is an apocalyptic number.
It is an amenable number.
42320441044 is an abundant number, since it is smaller than the sum of its proper divisors (42329120876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42320441044 is a wasteful number, since it uses less digits than its factorization.
42320441044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 155007 (or 155005 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 28.
Adding to 42320441044 its reverse (44014402324), we get a palindrome (86334843368).
The spelling of 42320441044 in words is "forty-two billion, three hundred twenty million, four hundred forty-one thousand, forty-four".
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