Base | Representation |
---|---|
bin | 1011101101011… |
… | …1001100111101 |
3 | 10102102100102211 |
4 | 2323113030331 |
5 | 100033202330 |
6 | 4512420421 |
7 | 1134323143 |
oct | 273271475 |
9 | 112370384 |
10 | 49115965 |
11 | 257a7608 |
12 | 14547711 |
13 | a238c02 |
14 | 6747593 |
15 | 44a2d2a |
hex | 2ed733d |
49115965 has 8 divisors (see below), whose sum is σ = 59081688. Its totient is φ = 39197760.
The previous prime is 49115953. The next prime is 49115993. The reversal of 49115965 is 56951194.
It can be written as a sum of positive squares in 4 ways, for example, as 5212089 + 43903876 = 2283^2 + 6626^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 49115965 - 27 = 49115837 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
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, 9562 + ... + 13771.
It is an arithmetic number, because the mean of its divisors is an integer number (7385211).
Almost surely, 249115965 is an apocalyptic number.
It is an amenable number.
49115965 is a deficient number, since it is larger than the sum of its proper divisors (9965723).
49115965 is a wasteful number, since it uses less digits than its factorization.
49115965 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23759.
The product of its digits is 48600, while the sum is 40.
The square root of 49115965 is about 7008.2783192450. The cubic root of 49115965 is about 366.2190179852.
The spelling of 49115965 in words is "forty-nine million, one hundred fifteen thousand, nine hundred sixty-five".
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