Base | Representation |
---|---|
bin | 101010111111001… |
… | …0100100001010101 |
3 | 10201112010112021212 |
4 | 1111332110201111 |
5 | 10423223302331 |
6 | 355043351205 |
7 | 50513125544 |
oct | 12576244125 |
9 | 3645115255 |
10 | 1442400341 |
11 | 6802197a8 |
12 | 343082505 |
13 | 19caa5a35 |
14 | d97cc15b |
15 | 8696cd2b |
hex | 55f94855 |
1442400341 has 12 divisors (see below), whose sum is σ = 1493758188. Its totient is φ = 1391789952.
The previous prime is 1442400319. The next prime is 1442400373. The reversal of 1442400341 is 1430042441.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1356448900 + 85951441 = 36830^2 + 9271^2 .
It is a de Polignac number, because none of the positive numbers 2k-1442400341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1442400301) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 595565 + ... + 597981.
It is an arithmetic number, because the mean of its divisors is an integer number (124479849).
Almost surely, 21442400341 is an apocalyptic number.
It is an amenable number.
1442400341 is a deficient number, since it is larger than the sum of its proper divisors (51357847).
1442400341 is an equidigital number, since it uses as much as digits as its factorization.
1442400341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2708 (or 2581 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
The square root of 1442400341 is about 37978.9460227637. The cubic root of 1442400341 is about 1129.8703328384.
Adding to 1442400341 its reverse (1430042441), we get a palindrome (2872442782).
The spelling of 1442400341 in words is "one billion, four hundred forty-two million, four hundred thousand, three hundred forty-one".
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