Base | Representation |
---|---|
bin | 101100000110111… |
… | …100101000110110 |
3 | 1220120110211212120 |
4 | 230012330220312 |
5 | 3003421044432 |
6 | 201233100410 |
7 | 24224025021 |
oct | 5406745066 |
9 | 1816424776 |
10 | 740018742 |
11 | 34a7a3041 |
12 | 1879b7706 |
13 | ba411618 |
14 | 703d41b8 |
15 | 44e79c2c |
hex | 2c1bca36 |
740018742 has 16 divisors (see below), whose sum is σ = 1487708400. Its totient is φ = 245394432.
The previous prime is 740018737. The next prime is 740018743. The reversal of 740018742 is 247810047.
740018742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×7400187422 = 1095255477022525128, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (740018743) 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, 318367 + ... + 320682.
It is an arithmetic number, because the mean of its divisors is an integer number (92981775).
Almost surely, 2740018742 is an apocalyptic number.
740018742 is an abundant number, since it is smaller than the sum of its proper divisors (747689658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
740018742 is a wasteful number, since it uses less digits than its factorization.
740018742 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 639247.
The product of its (nonzero) digits is 12544, while the sum is 33.
The square root of 740018742 is about 27203.2855001009. The cubic root of 740018742 is about 904.5118057204.
Adding to 740018742 its reverse (247810047), we get a palindrome (987828789).
The spelling of 740018742 in words is "seven hundred forty million, eighteen thousand, seven hundred forty-two".
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