Base | Representation |
---|---|
bin | 10110101111011… |
… | …010000000000111 |
3 | 222120220112022110 |
4 | 112233122000013 |
5 | 1240132313043 |
6 | 101505232103 |
7 | 12311626524 |
oct | 2657320007 |
9 | 876815273 |
10 | 381526023 |
11 | 1863a816a |
12 | a7932633 |
13 | 61073958 |
14 | 3895614b |
15 | 23764b33 |
hex | 16bda007 |
381526023 has 8 divisors (see below), whose sum is σ = 535475200. Its totient is φ = 240963768.
The previous prime is 381526007. The next prime is 381526031. The reversal of 381526023 is 320625183.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 381526023 - 24 = 381526007 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 (381526043) 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, 3346663 + ... + 3346776.
It is an arithmetic number, because the mean of its divisors is an integer number (66934400).
Almost surely, 2381526023 is an apocalyptic number.
381526023 is a deficient number, since it is larger than the sum of its proper divisors (153949177).
381526023 is a wasteful number, since it uses less digits than its factorization.
381526023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6693461.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 381526023 is about 19532.6911356321. The cubic root of 381526023 is about 725.2839303283.
The spelling of 381526023 in words is "three hundred eighty-one million, five hundred twenty-six thousand, twenty-three".
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