Base | Representation |
---|---|
bin | 1011110110000… |
… | …1011111010111 |
3 | 10110111010102120 |
4 | 2331201133113 |
5 | 100204314031 |
6 | 4532511023 |
7 | 1142202423 |
oct | 275413727 |
9 | 113433376 |
10 | 49682391 |
11 | 26054130 |
12 | 1477b473 |
13 | a3a6985 |
14 | 6853b83 |
15 | 4565a96 |
hex | 2f617d7 |
49682391 has 16 divisors (see below), whose sum is σ = 72576768. Its totient is φ = 29980800.
The previous prime is 49682387. The next prime is 49682401. The reversal of 49682391 is 19328694.
It is not a de Polignac number, because 49682391 - 22 = 49682387 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49682341) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4830 + ... + 11076.
It is an arithmetic number, because the mean of its divisors is an integer number (4536048).
Almost surely, 249682391 is an apocalyptic number.
49682391 is a deficient number, since it is larger than the sum of its proper divisors (22894377).
49682391 is a wasteful number, since it uses less digits than its factorization.
49682391 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6502.
The product of its digits is 93312, while the sum is 42.
The square root of 49682391 is about 7048.5736855055. The cubic root of 49682391 is about 367.6214379550.
The spelling of 49682391 in words is "forty-nine million, six hundred eighty-two thousand, three hundred ninety-one".
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