Base | Representation |
---|---|
bin | 1011000110001111000… |
… | …10101010000111011101 |
3 | 1100110012210101112120220 |
4 | 11203013202222013131 |
5 | 22221403021422222 |
6 | 451100302431553 |
7 | 36356042642565 |
oct | 5430742520735 |
9 | 1313183345526 |
10 | 381304873437 |
11 | 13778a72a084 |
12 | 61a962925b9 |
13 | 29c593b6987 |
14 | 14653309da5 |
15 | 9dba4d1b5c |
hex | 58c78aa1dd |
381304873437 has 8 divisors (see below), whose sum is σ = 508416909504. Its totient is φ = 254198043168.
The previous prime is 381304873381. The next prime is 381304873447. The reversal of 381304873437 is 734378403183.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 381304873437 - 26 = 381304873373 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 381304873437.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381304873447) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1127208 + ... + 1425905.
It is an arithmetic number, because the mean of its divisors is an integer number (63552113688).
Almost surely, 2381304873437 is an apocalyptic number.
It is an amenable number.
381304873437 is a deficient number, since it is larger than the sum of its proper divisors (127112036067).
381304873437 is a wasteful number, since it uses less digits than its factorization.
381304873437 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2602899.
The product of its (nonzero) digits is 4064256, while the sum is 51.
The spelling of 381304873437 in words is "three hundred eighty-one billion, three hundred four million, eight hundred seventy-three thousand, four hundred thirty-seven".
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