Base | Representation |
---|---|
bin | 1011101101010… |
… | …0110000111110 |
3 | 10102101211202002 |
4 | 2323110300332 |
5 | 100032342412 |
6 | 4512302302 |
7 | 1134252062 |
oct | 273246076 |
9 | 112354662 |
10 | 49105982 |
11 | 257a0062 |
12 | 14541992 |
13 | a2344c3 |
14 | 6743aa2 |
15 | 449edc2 |
hex | 2ed4c3e |
49105982 has 4 divisors (see below), whose sum is σ = 73658976. Its totient is φ = 24552990.
The previous prime is 49105981. The next prime is 49106009. The reversal of 49105982 is 28950194.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×491059822 = 4822794936368648, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49105981) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12276494 + ... + 12276497.
It is an arithmetic number, because the mean of its divisors is an integer number (18414744).
Almost surely, 249105982 is an apocalyptic number.
49105982 is a deficient number, since it is larger than the sum of its proper divisors (24552994).
49105982 is a wasteful number, since it uses less digits than its factorization.
49105982 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24552993.
The product of its (nonzero) digits is 25920, while the sum is 38.
The square root of 49105982 is about 7007.5660539163. The cubic root of 49105982 is about 366.1942045178.
It can be divided in two parts, 49105 and 982, that multiplied together give a triangular number (48221110 = T9820).
The spelling of 49105982 in words is "forty-nine million, one hundred five thousand, nine hundred eighty-two".
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