Base | Representation |
---|---|
bin | 101010111111000… |
… | …0111010001001101 |
3 | 10201112000202211111 |
4 | 1111332013101031 |
5 | 10423220033221 |
6 | 355042252021 |
7 | 50512511362 |
oct | 12576072115 |
9 | 3645022744 |
10 | 1442346061 |
11 | 680191a42 |
12 | 343057011 |
13 | 19ca87110 |
14 | d97b6469 |
15 | 8695bbe1 |
hex | 55f8744d |
1442346061 has 4 divisors (see below), whose sum is σ = 1553295772. Its totient is φ = 1331396352.
The previous prime is 1442346049. The next prime is 1442346067. The reversal of 1442346061 is 1606432441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 777015625 + 665330436 = 27875^2 + 25794^2 .
It is not a de Polignac number, because 1442346061 - 227 = 1308128333 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 (1442346067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55474836 + ... + 55474861.
It is an arithmetic number, because the mean of its divisors is an integer number (388323943).
Almost surely, 21442346061 is an apocalyptic number.
It is an amenable number.
1442346061 is a deficient number, since it is larger than the sum of its proper divisors (110949711).
1442346061 is a wasteful number, since it uses less digits than its factorization.
1442346061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110949710.
The product of its (nonzero) digits is 13824, while the sum is 31.
The square root of 1442346061 is about 37978.2314095851. The cubic root of 1442346061 is about 1129.8561596741.
The spelling of 1442346061 in words is "one billion, four hundred forty-two million, three hundred forty-six thousand, sixty-one".
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