Base | Representation |
---|---|
bin | 1100000110010… |
… | …1111001110111 |
3 | 10112111022121100 |
4 | 3001211321313 |
5 | 100442432142 |
6 | 5011421143 |
7 | 1154234256 |
oct | 301457167 |
9 | 115438540 |
10 | 50749047 |
11 | 26712568 |
12 | 14bb47b3 |
13 | a68b32b |
14 | 6a5079d |
15 | 46c6b4c |
hex | 3065e77 |
50749047 has 24 divisors (see below), whose sum is σ = 74917440. Its totient is φ = 33096960.
The previous prime is 50749009. The next prime is 50749051. The reversal of 50749047 is 74094705.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-50749047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50749147) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97147 + ... + 97667.
It is an arithmetic number, because the mean of its divisors is an integer number (3121560).
Almost surely, 250749047 is an apocalyptic number.
50749047 is a deficient number, since it is larger than the sum of its proper divisors (24168393).
50749047 is a wasteful number, since it uses less digits than its factorization.
50749047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 743 (or 740 counting only the distinct ones).
The product of its (nonzero) digits is 35280, while the sum is 36.
The square root of 50749047 is about 7123.8365365862. The cubic root of 50749047 is about 370.2337140407.
The spelling of 50749047 in words is "fifty million, seven hundred forty-nine thousand, forty-seven".
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