Base | Representation |
---|---|
bin | 1011110011000… |
… | …0010110111011 |
3 | 10110002220101002 |
4 | 2330300112323 |
5 | 100131344042 |
6 | 4524315215 |
7 | 1140403622 |
oct | 274602673 |
9 | 113086332 |
10 | 49481147 |
11 | 25a26a11 |
12 | 146a2b0b |
13 | a3361b1 |
14 | 68006b9 |
15 | 4526132 |
hex | 2f305bb |
49481147 has 8 divisors (see below), whose sum is σ = 49935600. Its totient is φ = 49029120.
The previous prime is 49481143. The next prime is 49481153. The reversal of 49481147 is 74118494.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49481147 - 22 = 49481143 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 49481147.
It is not an unprimeable number, because it can be changed into a prime (49481141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86372 + ... + 86942.
It is an arithmetic number, because the mean of its divisors is an integer number (6241950).
Almost surely, 249481147 is an apocalyptic number.
49481147 is a deficient number, since it is larger than the sum of its proper divisors (454453).
49481147 is a wasteful number, since it uses less digits than its factorization.
49481147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1213.
The product of its digits is 32256, while the sum is 38.
The square root of 49481147 is about 7034.2836877681. The cubic root of 49481147 is about 367.1244025348.
The spelling of 49481147 in words is "forty-nine million, four hundred eighty-one thousand, one hundred forty-seven".
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