Base | Representation |
---|---|
bin | 101010111010110… |
… | …1101000010000010 |
3 | 10201100212202122221 |
4 | 1111311231002002 |
5 | 10422134011232 |
6 | 354523121254 |
7 | 50455000045 |
oct | 12565550202 |
9 | 3640782587 |
10 | 1440141442 |
11 | 679a16643 |
12 | 34237322a |
13 | 19c4947cc |
14 | d93a0c5c |
15 | 86673897 |
hex | 55d6d082 |
1440141442 has 16 divisors (see below), whose sum is σ = 2277727200. Its totient is φ = 681026400.
The previous prime is 1440141433. The next prime is 1440141473. The reversal of 1440141442 is 2441410441.
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, 8692 + ... + 54367.
It is an arithmetic number, because the mean of its divisors is an integer number (142357950).
Almost surely, 21440141442 is an apocalyptic number.
1440141442 is a deficient number, since it is larger than the sum of its proper divisors (837585758).
1440141442 is a wasteful number, since it uses less digits than its factorization.
1440141442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 63681.
The product of its (nonzero) digits is 2048, while the sum is 25.
The square root of 1440141442 is about 37949.1955382456. The cubic root of 1440141442 is about 1129.2802062295.
Adding to 1440141442 its reverse (2441410441), we get a palindrome (3881551883).
The spelling of 1440141442 in words is "one billion, four hundred forty million, one hundred forty-one thousand, four hundred forty-two".
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