Base | Representation |
---|---|
bin | 1011101101011… |
… | …1001010001101 |
3 | 10102102100012022 |
4 | 2323113022031 |
5 | 100033201124 |
6 | 4512415525 |
7 | 1134322502 |
oct | 273271215 |
9 | 112370168 |
10 | 49115789 |
11 | 257a7468 |
12 | 145475a5 |
13 | a238ac8 |
14 | 67474a9 |
15 | 44a2c5e |
hex | 2ed728d |
49115789 has 16 divisors (see below), whose sum is σ = 51710400. Its totient is φ = 46615296.
The previous prime is 49115743. The next prime is 49115813. The reversal of 49115789 is 98751194.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-49115789 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49115719) 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, 353282 + ... + 353420.
It is an arithmetic number, because the mean of its divisors is an integer number (3231900).
Almost surely, 249115789 is an apocalyptic number.
It is an amenable number.
49115789 is a deficient number, since it is larger than the sum of its proper divisors (2594611).
49115789 is a wasteful number, since it uses less digits than its factorization.
49115789 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 364.
The product of its digits is 90720, while the sum is 44.
The square root of 49115789 is about 7008.2657626548. The cubic root of 49115789 is about 366.2185805536.
The spelling of 49115789 in words is "forty-nine million, one hundred fifteen thousand, seven hundred eighty-nine".
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