Base | Representation |
---|---|
bin | 1011101011111… |
… | …1101000100011 |
3 | 10102020110000100 |
4 | 2322333220203 |
5 | 100022110202 |
6 | 4510353443 |
7 | 1133441532 |
oct | 272775043 |
9 | 112213010 |
10 | 49019427 |
11 | 25741026 |
12 | 144bb883 |
13 | a203ca2 |
14 | 6720319 |
15 | 448441c |
hex | 2ebfa23 |
49019427 has 12 divisors (see below), whose sum is σ = 71776744. Its totient is φ = 32231520.
The previous prime is 49019407. The next prime is 49019431. The reversal of 49019427 is 72491094.
It is not a de Polignac number, because 49019427 - 28 = 49019171 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 49019391 and 49019400.
It is not an unprimeable number, because it can be changed into a prime (49019407) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36649 + ... + 37962.
Almost surely, 249019427 is an apocalyptic number.
49019427 is a deficient number, since it is larger than the sum of its proper divisors (22757317).
49019427 is a wasteful number, since it uses less digits than its factorization.
49019427 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74690 (or 74687 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 49019427 is about 7001.3875053449. The cubic root of 49019427 is about 365.9789247024.
The spelling of 49019427 in words is "forty-nine million, nineteen thousand, four hundred twenty-seven".
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