Base | Representation |
---|---|
bin | 101110100000100100… |
… | …010011010010001001 |
3 | 11202220022010012112221 |
4 | 232200210103102021 |
5 | 1304233224322420 |
6 | 34535203334041 |
7 | 3415344224326 |
oct | 564044232211 |
9 | 152808105487 |
10 | 49938510985 |
11 | 1a1a6a95490 |
12 | 9818381321 |
13 | 492b0c10ac |
14 | 25ba4c5b4d |
15 | 147429acaa |
hex | ba0913489 |
49938510985 has 16 divisors (see below), whose sum is σ = 66108597120. Its totient is φ = 35910835840.
The previous prime is 49938510967. The next prime is 49938510989. The reversal of 49938510985 is 58901583994.
It is not a de Polignac number, because 49938510985 - 213 = 49938502793 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49938510989) 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, 5096077 + ... + 5105866.
It is an arithmetic number, because the mean of its divisors is an integer number (4131787320).
Almost surely, 249938510985 is an apocalyptic number.
It is an amenable number.
49938510985 is a deficient number, since it is larger than the sum of its proper divisors (16170086135).
49938510985 is a wasteful number, since it uses less digits than its factorization.
49938510985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10202048.
The product of its (nonzero) digits is 13996800, while the sum is 61.
The spelling of 49938510985 in words is "forty-nine billion, nine hundred thirty-eight million, five hundred ten thousand, nine hundred eighty-five".
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