Base | Representation |
---|---|
bin | 1011111000101… |
… | …1110110000110 |
3 | 10110210221102000 |
4 | 2332023312012 |
5 | 100230342003 |
6 | 4540330130 |
7 | 1143524262 |
oct | 276136606 |
9 | 113727360 |
10 | 49855878 |
11 | 26162506 |
12 | 14843946 |
13 | a437927 |
14 | 689b0a2 |
15 | 459c1a3 |
hex | 2f8bd86 |
49855878 has 32 divisors (see below), whose sum is σ = 111283200. Its totient is φ = 16544808.
The previous prime is 49855853. The next prime is 49855889. The reversal of 49855878 is 87855894.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10975 + ... + 14837.
It is an arithmetic number, because the mean of its divisors is an integer number (3477600).
Almost surely, 249855878 is an apocalyptic number.
49855878 is an abundant number, since it is smaller than the sum of its proper divisors (61427322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
49855878 is a wasteful number, since it uses less digits than its factorization.
49855878 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4113 (or 4107 counting only the distinct ones).
The product of its digits is 3225600, while the sum is 54.
The square root of 49855878 is about 7060.8694931998. The cubic root of 49855878 is about 368.0488425641.
The spelling of 49855878 in words is "forty-nine million, eight hundred fifty-five thousand, eight hundred seventy-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •