Base | Representation |
---|---|
bin | 10110101110000… |
… | …010011101111100 |
3 | 222120020022111020 |
4 | 112232002131330 |
5 | 1240034324414 |
6 | 101453424140 |
7 | 12305604315 |
oct | 2656023574 |
9 | 876208436 |
10 | 381167484 |
11 | 186182855 |
12 | a779b050 |
13 | 60c796b9 |
14 | 388a160c |
15 | 236e37a9 |
hex | 16b8277c |
381167484 has 12 divisors (see below), whose sum is σ = 889390824. Its totient is φ = 127055824.
The previous prime is 381167483. The next prime is 381167497. The reversal of 381167484 is 484761183.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (381167483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15881967 + ... + 15881990.
It is an arithmetic number, because the mean of its divisors is an integer number (74115902).
Almost surely, 2381167484 is an apocalyptic number.
It is an amenable number.
381167484 is an abundant number, since it is smaller than the sum of its proper divisors (508223340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
381167484 is a wasteful number, since it uses less digits than its factorization.
381167484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31763964 (or 31763962 counting only the distinct ones).
The product of its digits is 129024, while the sum is 42.
The square root of 381167484 is about 19523.5110571844. The cubic root of 381167484 is about 725.0566639818.
The spelling of 381167484 in words is "three hundred eighty-one million, one hundred sixty-seven thousand, four hundred eighty-four".
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