Base | Representation |
---|---|
bin | 10110101111001… |
… | …000101011001010 |
3 | 222120202220221211 |
4 | 112233020223022 |
5 | 1240123030200 |
6 | 101503523334 |
7 | 12311212564 |
oct | 2657105312 |
9 | 876686854 |
10 | 381455050 |
11 | 186359909 |
12 | a78b954a |
13 | 6104a562 |
14 | 38938334 |
15 | 2374daba |
hex | 16bc8aca |
381455050 has 24 divisors (see below), whose sum is σ = 714040236. Its totient is φ = 151607040.
The previous prime is 381454999. The next prime is 381455057. The reversal of 381455050 is 50554183.
It can be written as a sum of positive squares in 6 ways, for example, as 118788201 + 262666849 = 10899^2 + 16207^2 .
It is not an unprimeable number, because it can be changed into a prime (381455057) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16447 + ... + 32146.
Almost surely, 2381455050 is an apocalyptic number.
381455050 is a deficient number, since it is larger than the sum of its proper divisors (332585186).
381455050 is a wasteful number, since it uses less digits than its factorization.
381455050 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48762 (or 48757 counting only the distinct ones).
The product of its (nonzero) digits is 12000, while the sum is 31.
The square root of 381455050 is about 19530.8742763861. The cubic root of 381455050 is about 725.2389541313.
The spelling of 381455050 in words is "three hundred eighty-one million, four hundred fifty-five thousand, fifty".
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