Base | Representation |
---|---|
bin | 10101000001000011000… |
… | …100000010100011111101 |
3 | 12010001211011100010121101 |
4 | 111001003010002203331 |
5 | 142130242420101442 |
6 | 3023245541533101 |
7 | 206225316450001 |
oct | 25010304024375 |
9 | 5101734303541 |
10 | 1444234143997 |
11 | 507550583397 |
12 | 1b3a9b114191 |
13 | a6262c5b388 |
14 | 4dc8927a701 |
15 | 2787b71ccb7 |
hex | 150431028fd |
1444234143997 has 2 divisors, whose sum is σ = 1444234143998. Its totient is φ = 1444234143996.
The previous prime is 1444234143977. The next prime is 1444234144027. The reversal of 1444234143997 is 7993414324441.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 884100150756 + 560133993241 = 940266^2 + 748421^2 .
It is a cyclic number.
It is not a de Polignac number, because 1444234143997 - 211 = 1444234141949 is a prime.
It is a super-2 number, since 2×14442341439972 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (1444234143977) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 722117071998 + 722117071999.
It is an arithmetic number, because the mean of its divisors is an integer number (722117071999).
Almost surely, 21444234143997 is an apocalyptic number.
It is an amenable number.
1444234143997 is a deficient number, since it is larger than the sum of its proper divisors (1).
1444234143997 is an equidigital number, since it uses as much as digits as its factorization.
1444234143997 is an evil number, because the sum of its binary digits is even.
The product of its digits is 10450944, while the sum is 55.
The spelling of 1444234143997 in words is "one trillion, four hundred forty-four billion, two hundred thirty-four million, one hundred forty-three thousand, nine hundred ninety-seven".
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