Base | Representation |
---|---|
bin | 11100101001010100001… |
… | …110111110100000001111 |
3 | 20222012001201112100222212 |
4 | 130221110032332200033 |
5 | 224223001101434433 |
6 | 4104153055101035 |
7 | 262135316623322 |
oct | 34512416764017 |
9 | 6865051470885 |
10 | 1968508233743 |
11 | 699926640787 |
12 | 27961551177b |
13 | 11382510095c |
14 | 6b3c22867b9 |
15 | 36313433d48 |
hex | 1ca543be80f |
1968508233743 has 16 divisors (see below), whose sum is σ = 2051687422080. Its totient is φ = 1886354916096.
The previous prime is 1968508233733. The next prime is 1968508233767. The reversal of 1968508233743 is 3473328058691.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 1968508233743 - 28 = 1968508233487 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 (1968508233733) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19588421 + ... + 19688657.
It is an arithmetic number, because the mean of its divisors is an integer number (128230463880).
It is a 1-persistent number, because it is pandigital, but 2⋅1968508233743 = 3937016467486 is not.
Almost surely, 21968508233743 is an apocalyptic number.
1968508233743 is a deficient number, since it is larger than the sum of its proper divisors (83179188337).
1968508233743 is a wasteful number, since it uses less digits than its factorization.
1968508233743 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105346.
The product of its (nonzero) digits is 26127360, while the sum is 59.
The spelling of 1968508233743 in words is "one trillion, nine hundred sixty-eight billion, five hundred eight million, two hundred thirty-three thousand, seven hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •