Base | Representation |
---|---|
bin | 100111001001010001… |
… | …001011101010011110 |
3 | 11000111020112212222211 |
4 | 213021101023222132 |
5 | 1142040021232202 |
6 | 31150423231034 |
7 | 3015402156061 |
oct | 471121135236 |
9 | 130436485884 |
10 | 42031430302 |
11 | 16909712764 |
12 | 81902a847a |
13 | 3c6abb2924 |
14 | 206a2c88d8 |
15 | 11600071d7 |
hex | 9c944ba9e |
42031430302 has 16 divisors (see below), whose sum is σ = 63198844272. Its totient is φ = 20965210560.
The previous prime is 42031430299. The next prime is 42031430347. The reversal of 42031430302 is 20303413024.
It is a happy number.
42031430302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×420314303022 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428277 + ... + 1457407.
It is an arithmetic number, because the mean of its divisors is an integer number (3949927767).
Almost surely, 242031430302 is an apocalyptic number.
42031430302 is a deficient number, since it is larger than the sum of its proper divisors (21167413970).
42031430302 is a wasteful number, since it uses less digits than its factorization.
42031430302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30843.
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 42031430302 its reverse (20303413024), we get a palindrome (62334843326).
The spelling of 42031430302 in words is "forty-two billion, thirty-one million, four hundred thirty thousand, three hundred two".
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