Base | Representation |
---|---|
bin | 11101101100101… |
… | …00001000001001 |
3 | 122100202120100120 |
4 | 32312110020021 |
5 | 1002233303431 |
6 | 40415253453 |
7 | 6113323110 |
oct | 1666241011 |
9 | 570676316 |
10 | 249119241 |
11 | 118691a78 |
12 | 6b51a289 |
13 | 3c7c4847 |
14 | 2512ac77 |
15 | 16d0d196 |
hex | ed94209 |
249119241 has 48 divisors (see below), whose sum is σ = 424427904. Its totient is φ = 126862848.
The previous prime is 249119237. The next prime is 249119243. The reversal of 249119241 is 142911942.
It is not a de Polignac number, because 249119241 - 22 = 249119237 is a prime.
It is not an unprimeable number, because it can be changed into a prime (249119243) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 127911 + ... + 129843.
It is an arithmetic number, because the mean of its divisors is an integer number (8842248).
Almost surely, 2249119241 is an apocalyptic number.
249119241 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
249119241 is a deficient number, since it is larger than the sum of its proper divisors (175308663).
249119241 is a wasteful number, since it uses less digits than its factorization.
249119241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1998 (or 1979 counting only the distinct ones).
The product of its digits is 5184, while the sum is 33.
The square root of 249119241 is about 15783.5116814985. The cubic root of 249119241 is about 629.2198632700.
The spelling of 249119241 in words is "two hundred forty-nine million, one hundred nineteen thousand, two hundred forty-one".
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