Base | Representation |
---|---|
bin | 10110110000001… |
… | …001010011011000 |
3 | 222121021101002012 |
4 | 112300021103120 |
5 | 1240210013033 |
6 | 101513325052 |
7 | 12313364423 |
oct | 2660112330 |
9 | 877241065 |
10 | 381719768 |
11 | 18651a791 |
12 | a7a06788 |
13 | 61110bb1 |
14 | 389a69ba |
15 | 237a2248 |
hex | 16c094d8 |
381719768 has 32 divisors (see below), whose sum is σ = 759015360. Its totient is φ = 179351040.
The previous prime is 381719711. The next prime is 381719773. The reversal of 381719768 is 867917183.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103313 + ... + 106943.
It is an arithmetic number, because the mean of its divisors is an integer number (23719230).
Almost surely, 2381719768 is an apocalyptic number.
It is an amenable number.
381719768 is a deficient number, since it is larger than the sum of its proper divisors (377295592).
381719768 is a wasteful number, since it uses less digits than its factorization.
381719768 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4427 (or 4423 counting only the distinct ones).
The product of its digits is 508032, while the sum is 50.
The square root of 381719768 is about 19537.6500122200. The cubic root of 381719768 is about 725.4066798020.
The spelling of 381719768 in words is "three hundred eighty-one million, seven hundred nineteen thousand, seven hundred sixty-eight".
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