Base | Representation |
---|---|
bin | 1010011101011100011111 |
3 | 12011022101022 |
4 | 22131130133 |
5 | 1200221142 |
6 | 134434355 |
7 | 32210210 |
oct | 12353437 |
9 | 5138338 |
10 | 2742047 |
11 | 1603160 |
12 | b029bb |
13 | 750119 |
14 | 515407 |
15 | 3926d2 |
hex | 29d71f |
2742047 has 16 divisors (see below), whose sum is σ = 3456000. Its totient is φ = 2113440.
The previous prime is 2742041. The next prime is 2742073. The reversal of 2742047 is 7402472.
It is not a de Polignac number, because 2742047 - 24 = 2742031 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2742041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11354 + ... + 11592.
It is an arithmetic number, because the mean of its divisors is an integer number (216000).
22742047 is an apocalyptic number.
2742047 is a deficient number, since it is larger than the sum of its proper divisors (713953).
2742047 is a wasteful number, since it uses less digits than its factorization.
2742047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406.
The product of its (nonzero) digits is 3136, while the sum is 26.
The square root of 2742047 is about 1655.9127392468. The cubic root of 2742047 is about 139.9667778312.
The spelling of 2742047 in words is "two million, seven hundred forty-two thousand, forty-seven".
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