Base | Representation |
---|---|
bin | 101010111111110… |
… | …1100011001111001 |
3 | 10201112210211002011 |
4 | 1111333230121321 |
5 | 10423321312223 |
6 | 355055205521 |
7 | 50516155201 |
oct | 12577543171 |
9 | 3645724064 |
10 | 1442760313 |
11 | 6804451a5 |
12 | 3432168a1 |
13 | 19cba0837 |
14 | d9883401 |
15 | 869de80d |
hex | 55fec679 |
1442760313 has 4 divisors (see below), whose sum is σ = 1443933568. Its totient is φ = 1441587060.
The previous prime is 1442760311. The next prime is 1442760337. The reversal of 1442760313 is 3130672441.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1442760313 - 21 = 1442760311 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1442760311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584781 + ... + 587242.
It is an arithmetic number, because the mean of its divisors is an integer number (360983392).
Almost surely, 21442760313 is an apocalyptic number.
It is an amenable number.
1442760313 is a deficient number, since it is larger than the sum of its proper divisors (1173255).
1442760313 is a wasteful number, since it uses less digits than its factorization.
1442760313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1173254.
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 1442760313 is about 37983.6848265147. The cubic root of 1442760313 is about 1129.9643168830.
The spelling of 1442760313 in words is "one billion, four hundred forty-two million, seven hundred sixty thousand, three hundred thirteen".
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