Base | Representation |
---|---|
bin | 101010010101000… |
… | …0101110110001101 |
3 | 10122222120201221200 |
4 | 1110222011312031 |
5 | 10402100221031 |
6 | 352534220113 |
7 | 50124344022 |
oct | 12452056615 |
9 | 3588521850 |
10 | 1420320141 |
11 | 6698085a9 |
12 | 3377b4639 |
13 | 198344826 |
14 | d68c1549 |
15 | 84a5a8e6 |
hex | 54a85d8d |
1420320141 has 6 divisors (see below), whose sum is σ = 2051573550. Its totient is φ = 946880088.
The previous prime is 1420320133. The next prime is 1420320163. The reversal of 1420320141 is 1410230241.
1420320141 is a `hidden beast` number, since 1 + 420 + 3 + 201 + 41 = 666.
It can be written as a sum of positive squares in only one way, i.e., 1410302916 + 10017225 = 37554^2 + 3165^2 .
It is not a de Polignac number, because 1420320141 - 23 = 1420320133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1420320101) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78906666 + ... + 78906683.
It is an arithmetic number, because the mean of its divisors is an integer number (341928925).
Almost surely, 21420320141 is an apocalyptic number.
It is an amenable number.
1420320141 is a deficient number, since it is larger than the sum of its proper divisors (631253409).
1420320141 is a wasteful number, since it uses less digits than its factorization.
1420320141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157813355 (or 157813352 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 1420320141 is about 37687.1349534559. The cubic root of 1420320141 is about 1124.0753267083.
Adding to 1420320141 its reverse (1410230241), we get a palindrome (2830550382).
The spelling of 1420320141 in words is "one billion, four hundred twenty million, three hundred twenty thousand, one hundred forty-one".
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