Base | Representation |
---|---|
bin | 101100001111100… |
… | …101000011100001 |
3 | 1220201201210201020 |
4 | 230033211003201 |
5 | 3010011001231 |
6 | 201353400053 |
7 | 24252200556 |
oct | 5417450341 |
9 | 1821653636 |
10 | 742281441 |
11 | 350aa9040 |
12 | 188709029 |
13 | baa244b5 |
14 | 70822a2d |
15 | 45275396 |
hex | 2c3e50e1 |
742281441 has 8 divisors (see below), whose sum is σ = 1079682144. Its totient is φ = 449867520.
The previous prime is 742281431. The next prime is 742281443. The reversal of 742281441 is 144182247.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 742281441 - 215 = 742248673 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 22493377 = 742281441 / (7 + 4 + 2 + 2 + 8 + 1 + 4 + 4 + 1).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (742281443) 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, 11246656 + ... + 11246721.
It is an arithmetic number, because the mean of its divisors is an integer number (134960268).
Almost surely, 2742281441 is an apocalyptic number.
It is an amenable number.
742281441 is a deficient number, since it is larger than the sum of its proper divisors (337400703).
742281441 is a wasteful number, since it uses less digits than its factorization.
742281441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22493391.
The product of its digits is 14336, while the sum is 33.
The square root of 742281441 is about 27244.8424660522. The cubic root of 742281441 is about 905.4327533616.
The spelling of 742281441 in words is "seven hundred forty-two million, two hundred eighty-one thousand, four hundred forty-one".
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