Base | Representation |
---|---|
bin | 11100010010111000110… |
… | …001011110001000101111 |
3 | 20212212220100001012020002 |
4 | 130102320301132020233 |
5 | 223324140322202111 |
6 | 4045131232014515 |
7 | 260323445306465 |
oct | 34227061361057 |
9 | 6785810035202 |
10 | 1944425194031 |
11 | 68a698370581 |
12 | 274a1409143b |
13 | 11148784b7b8 |
14 | 6a1799d2835 |
15 | 358a3edd63b |
hex | 1c4b8c5e22f |
1944425194031 has 2 divisors, whose sum is σ = 1944425194032. Its totient is φ = 1944425194030.
The previous prime is 1944425193941. The next prime is 1944425194043. The reversal of 1944425194031 is 1304915244491.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1944425194031 is a prime.
It is a super-2 number, since 2×19444251940312 (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 (1944425194091) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972212597015 + 972212597016.
It is an arithmetic number, because the mean of its divisors is an integer number (972212597016).
Almost surely, 21944425194031 is an apocalyptic number.
1944425194031 is a deficient number, since it is larger than the sum of its proper divisors (1).
1944425194031 is an equidigital number, since it uses as much as digits as its factorization.
1944425194031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 622080, while the sum is 47.
The spelling of 1944425194031 in words is "one trillion, nine hundred forty-four billion, four hundred twenty-five million, one hundred ninety-four thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •