Base | Representation |
---|---|
bin | 1011110111001… |
… | …1110111001010 |
3 | 10110121221122122 |
4 | 2331303313022 |
5 | 100214221032 |
6 | 4534251242 |
7 | 1142635004 |
oct | 275636712 |
9 | 113557578 |
10 | 49757642 |
11 | 260a5720 |
12 | 147b6b22 |
13 | a401cbc |
14 | 6873374 |
15 | 457d012 |
hex | 2f73dca |
49757642 has 16 divisors (see below), whose sum is σ = 81581472. Its totient is φ = 22572720.
The previous prime is 49757627. The next prime is 49757647. The reversal of 49757642 is 24675794.
It is a super-3 number, since 3×497576423 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 49757593 and 49757602.
It is not an unprimeable number, because it can be changed into a prime (49757647) 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 7 ways as a sum of consecutive naturals, for example, 10988 + ... + 14840.
It is an arithmetic number, because the mean of its divisors is an integer number (5098842).
Almost surely, 249757642 is an apocalyptic number.
49757642 is a deficient number, since it is larger than the sum of its proper divisors (31823830).
49757642 is a wasteful number, since it uses less digits than its factorization.
49757642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4453.
The product of its digits is 423360, while the sum is 44.
The square root of 49757642 is about 7053.9096960480. The cubic root of 49757642 is about 367.8069491933.
The spelling of 49757642 in words is "forty-nine million, seven hundred fifty-seven thousand, six hundred forty-two".
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