Base | Representation |
---|---|
bin | 1011101011101… |
… | …0111100110111 |
3 | 10102012110200222 |
4 | 2322322330313 |
5 | 100021001442 |
6 | 4510124555 |
7 | 1133331602 |
oct | 272727467 |
9 | 112173628 |
10 | 49000247 |
11 | 2572867a |
12 | 144b075b |
13 | a1c833a |
14 | 6717339 |
15 | 447d8d2 |
hex | 2ebaf37 |
49000247 has 8 divisors (see below), whose sum is σ = 50489232. Its totient is φ = 47520000.
The previous prime is 49000241. The next prime is 49000253. The reversal of 49000247 is 74200094.
It is an interprime number because it is at equal distance from previous prime (49000241) and next prime (49000253).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49000247 - 214 = 48983863 is a prime.
It is a super-2 number, since 2×490002472 = 4802048412122018, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49000241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10247 + ... + 14247.
It is an arithmetic number, because the mean of its divisors is an integer number (6311154).
Almost surely, 249000247 is an apocalyptic number.
49000247 is a deficient number, since it is larger than the sum of its proper divisors (1488985).
49000247 is a wasteful number, since it uses less digits than its factorization.
49000247 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4369.
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 49000247 is about 7000.0176428349. The cubic root of 49000247 is about 365.9311858642.
The spelling of 49000247 in words is "forty-nine million, two hundred forty-seven", and thus it is an aban number.
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