Base | Representation |
---|---|
bin | 101100010001100… |
… | …111100001101110 |
3 | 1220202201221210022 |
4 | 230101213201232 |
5 | 3010130101404 |
6 | 201413042142 |
7 | 24256554614 |
oct | 5421474156 |
9 | 1822657708 |
10 | 742815854 |
11 | 351333600 |
12 | 188926352 |
13 | bab80811 |
14 | 709216b4 |
15 | 4532d8be |
hex | 2c46786e |
742815854 has 24 divisors (see below), whose sum is σ = 1227276120. Its totient is φ = 336940560.
The previous prime is 742815839. The next prime is 742815859. The reversal of 742815854 is 458518247.
742815854 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742815859) 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, 123632 + ... + 129500.
It is an arithmetic number, because the mean of its divisors is an integer number (51136505).
Almost surely, 2742815854 is an apocalyptic number.
742815854 is a deficient number, since it is larger than the sum of its proper divisors (484460266).
742815854 is a wasteful number, since it uses less digits than its factorization.
742815854 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6416 (or 6405 counting only the distinct ones).
The product of its digits is 358400, while the sum is 44.
The square root of 742815854 is about 27254.6483007945. The cubic root of 742815854 is about 905.6499930456.
The spelling of 742815854 in words is "seven hundred forty-two million, eight hundred fifteen thousand, eight hundred fifty-four".
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