Base | Representation |
---|---|
bin | 101100010000111… |
… | …000101110001111 |
3 | 1220202101012210220 |
4 | 230100320232033 |
5 | 3010102433033 |
6 | 201405002423 |
7 | 24255125652 |
oct | 5420705617 |
9 | 1822335726 |
10 | 742624143 |
11 | 351212568 |
12 | 188853413 |
13 | bab14491 |
14 | 708b1899 |
15 | 452e1bb3 |
hex | 2c438b8f |
742624143 has 12 divisors (see below), whose sum is σ = 1000516680. Its totient is φ = 489960192.
The previous prime is 742624123. The next prime is 742624159. The reversal of 742624143 is 341426247.
742624143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 742624143 - 26 = 742624079 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742624123) 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, 15073 + ... + 41381.
It is an arithmetic number, because the mean of its divisors is an integer number (83376390).
Almost surely, 2742624143 is an apocalyptic number.
742624143 is a deficient number, since it is larger than the sum of its proper divisors (257892537).
742624143 is an equidigital number, since it uses as much as digits as its factorization.
742624143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26506 (or 26409 counting only the distinct ones).
The product of its digits is 32256, while the sum is 33.
The square root of 742624143 is about 27251.1310407476. The cubic root of 742624143 is about 905.5720742255.
The spelling of 742624143 in words is "seven hundred forty-two million, six hundred twenty-four thousand, one hundred forty-three".
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