Base | Representation |
---|---|
bin | 1011101101100111… |
… | …1101100101011010 |
3 | 22010010021010102210 |
4 | 2323121331211122 |
5 | 22414400121432 |
6 | 1235553535550 |
7 | 140625536130 |
oct | 27331754532 |
9 | 8103233383 |
10 | 3144145242 |
11 | 1373873947 |
12 | 738b745b6 |
13 | 3b1513594 |
14 | 21b809750 |
15 | 1360688cc |
hex | bb67d95a |
3144145242 has 16 divisors (see below), whose sum is σ = 7186617792. Its totient is φ = 898327200.
The previous prime is 3144145219. The next prime is 3144145243. The reversal of 3144145242 is 2425414413.
It is not an unprimeable number, because it can be changed into a prime (3144145243) 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, 37430259 + ... + 37430342.
It is an arithmetic number, because the mean of its divisors is an integer number (449163612).
Almost surely, 23144145242 is an apocalyptic number.
3144145242 is an abundant number, since it is smaller than the sum of its proper divisors (4042472550).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3144145242 is a wasteful number, since it uses less digits than its factorization.
3144145242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74860613.
The product of its digits is 15360, while the sum is 30.
The square root of 3144145242 is about 56072.6782131904. The cubic root of 3144145242 is about 1464.9884473767.
Adding to 3144145242 its reverse (2425414413), we get a palindrome (5569559655).
The spelling of 3144145242 in words is "three billion, one hundred forty-four million, one hundred forty-five thousand, two hundred forty-two".
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