Base | Representation |
---|---|
bin | 1011101111010… |
… | …1111101001011 |
3 | 10102122202020020 |
4 | 2323311331023 |
5 | 100101220211 |
6 | 4515231523 |
7 | 1135356324 |
oct | 273657513 |
9 | 112582206 |
10 | 49241931 |
11 | 25883212 |
12 | 145a85a3 |
13 | a28134b |
14 | 677b44b |
15 | 44ca306 |
hex | 2ef5f4b |
49241931 has 32 divisors (see below), whose sum is σ = 70187520. Its totient is φ = 30668544.
The previous prime is 49241921. The next prime is 49241963. The reversal of 49241931 is 13914294.
It is not a de Polignac number, because 49241931 - 26 = 49241867 is a prime.
It is a super-2 number, since 2×492419312 = 4849535537217522, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 49241892 and 49241901.
It is not an unprimeable number, because it can be changed into a prime (49241921) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 478026 + ... + 478128.
It is an arithmetic number, because the mean of its divisors is an integer number (2193360).
Almost surely, 249241931 is an apocalyptic number.
49241931 is a deficient number, since it is larger than the sum of its proper divisors (20945589).
49241931 is a wasteful number, since it uses less digits than its factorization.
49241931 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 275.
The product of its digits is 7776, while the sum is 33.
The square root of 49241931 is about 7017.2595078136. The cubic root of 49241931 is about 366.5318270954.
The spelling of 49241931 in words is "forty-nine million, two hundred forty-one thousand, nine hundred thirty-one".
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