Base | Representation |
---|---|
bin | 100100110000100… |
… | …1010011001111110 |
3 | 10011221220202001212 |
4 | 1021201022121332 |
5 | 10011224231032 |
6 | 322220404422 |
7 | 42364661150 |
oct | 11141123176 |
9 | 3157822055 |
10 | 1233430142 |
11 | 58326a35a |
12 | 2a50a6712 |
13 | 1686ca829 |
14 | b9b52ad0 |
15 | 73440bb2 |
hex | 4984a67e |
1233430142 has 32 divisors (see below), whose sum is σ = 2178719424. Its totient is φ = 512697600.
The previous prime is 1233430141. The next prime is 1233430153. The reversal of 1233430142 is 2410343321.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1233430141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93092 + ... + 105512.
It is an arithmetic number, because the mean of its divisors is an integer number (68084982).
Almost surely, 21233430142 is an apocalyptic number.
1233430142 is a deficient number, since it is larger than the sum of its proper divisors (945289282).
1233430142 is a wasteful number, since it uses less digits than its factorization.
1233430142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12644.
The product of its (nonzero) digits is 1728, while the sum is 23.
The square root of 1233430142 is about 35120.2241165970. The cubic root of 1233430142 is about 1072.4363332687.
Adding to 1233430142 its reverse (2410343321), we get a palindrome (3643773463).
The spelling of 1233430142 in words is "one billion, two hundred thirty-three million, four hundred thirty thousand, one hundred forty-two".
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