Base | Representation |
---|---|
bin | 11110000110111… |
… | …101101010110011 |
3 | 1022012111212110201 |
4 | 132012331222303 |
5 | 2013304020224 |
6 | 122042540031 |
7 | 15342431011 |
oct | 3606755263 |
9 | 1265455421 |
10 | 505141939 |
11 | 23a159685 |
12 | 121207617 |
13 | 80865673 |
14 | 4b1338b1 |
15 | 2e531a44 |
hex | 1e1bdab3 |
505141939 has 8 divisors (see below), whose sum is σ = 527865120. Its totient is φ = 482482176.
The previous prime is 505141937. The next prime is 505141951. The reversal of 505141939 is 939141505.
It is a happy number.
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 505141939 - 21 = 505141937 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 505141898 and 505141907.
It is not an unprimeable number, because it can be changed into a prime (505141933) 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, 819 + ... + 31795.
It is an arithmetic number, because the mean of its divisors is an integer number (65983140).
Almost surely, 2505141939 is an apocalyptic number.
505141939 is a deficient number, since it is larger than the sum of its proper divisors (22723181).
505141939 is a wasteful number, since it uses less digits than its factorization.
505141939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31709.
The product of its (nonzero) digits is 24300, while the sum is 37.
The square root of 505141939 is about 22475.3629336658. The cubic root of 505141939 is about 796.4120253337.
The spelling of 505141939 in words is "five hundred five million, one hundred forty-one thousand, nine hundred thirty-nine".
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