Base | Representation |
---|---|
bin | 100011100100100000… |
… | …011101100000010111 |
3 | 10122120202201110000021 |
4 | 203210200131200113 |
5 | 1111210010444304 |
6 | 25313522130011 |
7 | 2521316665105 |
oct | 434440354027 |
9 | 118522643007 |
10 | 38193453079 |
11 | 1521a232661 |
12 | 749aab0907 |
13 | 37a8a0c5a2 |
14 | 1bc46acc75 |
15 | ed80d8a54 |
hex | 8e481d817 |
38193453079 has 12 divisors (see below), whose sum is σ = 40397049000. Its totient is φ = 36104625360.
The previous prime is 38193453047. The next prime is 38193453143. The reversal of 38193453079 is 97035439183.
It is not a de Polignac number, because 38193453079 - 25 = 38193453047 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 (38193453029) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51672 + ... + 281170.
It is an arithmetic number, because the mean of its divisors is an integer number (3366420750).
Almost surely, 238193453079 is an apocalyptic number.
38193453079 is a deficient number, since it is larger than the sum of its proper divisors (2203595921).
38193453079 is a wasteful number, since it uses less digits than its factorization.
38193453079 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 229998 (or 229979 counting only the distinct ones).
The product of its (nonzero) digits is 2449440, while the sum is 52.
The spelling of 38193453079 in words is "thirty-eight billion, one hundred ninety-three million, four hundred fifty-three thousand, seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.030 sec. • engine limits •