Base | Representation |
---|---|
bin | 1011111010110… |
… | …0001011111111 |
3 | 10111001200010102 |
4 | 2332230023333 |
5 | 100244111401 |
6 | 4543231315 |
7 | 1144615430 |
oct | 276541377 |
9 | 114050112 |
10 | 49988351 |
11 | 26242a96 |
12 | 148a853b |
13 | a48300a |
14 | 68d3487 |
15 | 45c656b |
hex | 2fac2ff |
49988351 has 16 divisors (see below), whose sum is σ = 58032384. Its totient is φ = 42177024.
The previous prime is 49988303. The next prime is 49988353. The reversal of 49988351 is 15388994.
It is a cyclic number.
It is not a de Polignac number, because 49988351 - 26 = 49988287 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 49988296 and 49988305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49988353) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220100 + ... + 220326.
It is an arithmetic number, because the mean of its divisors is an integer number (3627024).
Almost surely, 249988351 is an apocalyptic number.
49988351 is a deficient number, since it is larger than the sum of its proper divisors (8044033).
49988351 is a wasteful number, since it uses less digits than its factorization.
49988351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 590.
The product of its digits is 311040, while the sum is 47.
The square root of 49988351 is about 7070.2440551936. The cubic root of 49988351 is about 368.3745374533.
The spelling of 49988351 in words is "forty-nine million, nine hundred eighty-eight thousand, three hundred fifty-one".
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