Base | Representation |
---|---|
bin | 1100110100000… |
… | …0111000100011 |
3 | 10202010102201122 |
4 | 3031000320203 |
5 | 102224240024 |
6 | 5155522455 |
7 | 1221544352 |
oct | 315007043 |
9 | 122112648 |
10 | 53743139 |
11 | 2837801a |
12 | 15bb942b |
13 | b199098 |
14 | 71cd999 |
15 | 4ab8d5e |
hex | 3340e23 |
53743139 has 8 divisors (see below), whose sum is σ = 54542160. Its totient is φ = 52950016.
The previous prime is 53743133. The next prime is 53743187. The reversal of 53743139 is 93134735.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53743139 - 28 = 53742883 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53743099 and 53743108.
It is not an unprimeable number, because it can be changed into a prime (53743133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18899 + ... + 21555.
It is an arithmetic number, because the mean of its divisors is an integer number (6817770).
Almost surely, 253743139 is an apocalyptic number.
53743139 is a deficient number, since it is larger than the sum of its proper divisors (799021).
53743139 is a wasteful number, since it uses less digits than its factorization.
53743139 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2949.
The product of its digits is 34020, while the sum is 35.
The square root of 53743139 is about 7330.9712180584. The cubic root of 53743139 is about 377.3760574354.
The spelling of 53743139 in words is "fifty-three million, seven hundred forty-three thousand, one hundred thirty-nine".
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