Base | Representation |
---|---|
bin | 1011110110001… |
… | …1000100101101 |
3 | 10110111110022210 |
4 | 2331203010231 |
5 | 100210021002 |
6 | 4533001033 |
7 | 1142230350 |
oct | 275430455 |
9 | 113443283 |
10 | 49688877 |
11 | 26058a97 |
12 | 14783179 |
13 | a3a9904 |
14 | 6856297 |
15 | 456796c |
hex | 2f6312d |
49688877 has 32 divisors (see below), whose sum is σ = 78905344. Its totient is φ = 27216000.
The previous prime is 49688851. The next prime is 49688879. The reversal of 49688877 is 77888694.
It is not a de Polignac number, because 49688877 - 26 = 49688813 is a prime.
It is a super-2 number, since 2×496888772 = 4937968995042258, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49688879) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82377 + ... + 82977.
It is an arithmetic number, because the mean of its divisors is an integer number (2465792).
Almost surely, 249688877 is an apocalyptic number.
It is an amenable number.
49688877 is a deficient number, since it is larger than the sum of its proper divisors (29216467).
49688877 is a wasteful number, since it uses less digits than its factorization.
49688877 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 769.
The product of its digits is 5419008, while the sum is 57.
The square root of 49688877 is about 7049.0337635736. The cubic root of 49688877 is about 367.6374348294.
The spelling of 49688877 in words is "forty-nine million, six hundred eighty-eight thousand, eight hundred seventy-seven".
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