Base | Representation |
---|---|
bin | 1011110101010… |
… | …0100100001001 |
3 | 10110101102210202 |
4 | 2331110210021 |
5 | 100201120244 |
6 | 4531421545 |
7 | 1141562162 |
oct | 275244411 |
9 | 113342722 |
10 | 49629449 |
11 | 26018381 |
12 | 147548b5 |
13 | a38884c |
14 | 683c769 |
15 | 455504e |
hex | 2f54909 |
49629449 has 2 divisors, whose sum is σ = 49629450. Its totient is φ = 49629448.
The previous prime is 49629431. The next prime is 49629451. The reversal of 49629449 is 94492694.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 49603849 + 25600 = 7043^2 + 160^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-49629449 is a prime.
Together with 49629451, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (49629479) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24814724 + 24814725.
It is an arithmetic number, because the mean of its divisors is an integer number (24814725).
Almost surely, 249629449 is an apocalyptic number.
It is an amenable number.
49629449 is a deficient number, since it is larger than the sum of its proper divisors (1).
49629449 is an equidigital number, since it uses as much as digits as its factorization.
49629449 is an evil number, because the sum of its binary digits is even.
The product of its digits is 559872, while the sum is 47.
The square root of 49629449 is about 7044.8171729293. The cubic root of 49629449 is about 367.4908113148.
The spelling of 49629449 in words is "forty-nine million, six hundred twenty-nine thousand, four hundred forty-nine".
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