Base | Representation |
---|---|
bin | 10001000011000… |
… | …11110111110100 |
3 | 100222002221021010 |
4 | 20201203313310 |
5 | 243102443122 |
6 | 22105152220 |
7 | 3354416361 |
oct | 1041436764 |
9 | 328087233 |
10 | 143015412 |
11 | 73801661 |
12 | 3ba8b670 |
13 | 23824a07 |
14 | 14dcb468 |
15 | c84ee0c |
hex | 8863df4 |
143015412 has 48 divisors (see below), whose sum is σ = 343284480. Its totient is φ = 46320768.
The previous prime is 143015393. The next prime is 143015429. The reversal of 143015412 is 214510341.
143015412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68293 + ... + 70355.
It is an arithmetic number, because the mean of its divisors is an integer number (7151760).
Almost surely, 2143015412 is an apocalyptic number.
143015412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
143015412 is an abundant number, since it is smaller than the sum of its proper divisors (200269068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
143015412 is a wasteful number, since it uses less digits than its factorization.
143015412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2232 (or 2230 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 143015412 is about 11958.9051338323. The cubic root of 143015412 is about 522.9509390516.
Adding to 143015412 its reverse (214510341), we get a palindrome (357525753).
The spelling of 143015412 in words is "one hundred forty-three million, fifteen thousand, four hundred twelve".
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