Base | Representation |
---|---|
bin | 101010111110110… |
… | …0110101011010011 |
3 | 10201111202222201010 |
4 | 1111331212223103 |
5 | 10423201300223 |
6 | 355035342003 |
7 | 50511414231 |
oct | 12575465323 |
9 | 3644688633 |
10 | 1442212563 |
11 | 680100710 |
12 | 342bb1903 |
13 | 19ca3b41c |
14 | d977d951 |
15 | 86932393 |
hex | 55f66ad3 |
1442212563 has 32 divisors (see below), whose sum is σ = 2143314432. Its totient is φ = 855276800.
The previous prime is 1442212553. The next prime is 1442212567. The reversal of 1442212563 is 3652122441.
It is a cyclic number.
It is not a de Polignac number, because 1442212563 - 213 = 1442204371 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1442212563.
It is not an unprimeable number, because it can be changed into a prime (1442212567) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 318745 + ... + 323237.
It is an arithmetic number, because the mean of its divisors is an integer number (66978576).
Almost surely, 21442212563 is an apocalyptic number.
1442212563 is a deficient number, since it is larger than the sum of its proper divisors (701101869).
1442212563 is a wasteful number, since it uses less digits than its factorization.
1442212563 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4715.
The product of its digits is 11520, while the sum is 30.
The square root of 1442212563 is about 37976.4738094521. The cubic root of 1442212563 is about 1129.8213002195.
The spelling of 1442212563 in words is "one billion, four hundred forty-two million, two hundred twelve thousand, five hundred sixty-three".
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