Base | Representation |
---|---|
bin | 1011000101010101010… |
… | …01011100001100011101 |
3 | 1100101222000020010010102 |
4 | 11202222221130030131 |
5 | 22214404422042112 |
6 | 450540224350445 |
7 | 36341035354442 |
oct | 5425251341435 |
9 | 1311860203112 |
10 | 380820112157 |
11 | 137561030821 |
12 | 6197ba75425 |
13 | 29bacb38a94 |
14 | 14608b9d9c9 |
15 | 9d8cb78bc2 |
hex | 58aaa5c31d |
380820112157 has 8 divisors (see below), whose sum is σ = 398971867392. Its totient is φ = 363035059200.
The previous prime is 380820112133. The next prime is 380820112193. The reversal of 380820112157 is 751211028083.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 380820112157 - 26 = 380820112093 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 380820112157.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (380820112657) 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 7 ways as a sum of consecutive naturals, for example, 91673444 + ... + 91677597.
It is an arithmetic number, because the mean of its divisors is an integer number (49871483424).
Almost surely, 2380820112157 is an apocalyptic number.
It is an amenable number.
380820112157 is a deficient number, since it is larger than the sum of its proper divisors (18151755235).
380820112157 is a wasteful number, since it uses less digits than its factorization.
380820112157 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 183351139.
The product of its (nonzero) digits is 26880, while the sum is 38.
The spelling of 380820112157 in words is "three hundred eighty billion, eight hundred twenty million, one hundred twelve thousand, one hundred fifty-seven".
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