Base | Representation |
---|---|
bin | 1011011111010… |
… | …1010101100010 |
3 | 10100200100101010 |
4 | 2313311111202 |
5 | 44314101233 |
6 | 4440521350 |
7 | 1123421004 |
oct | 267652542 |
9 | 110610333 |
10 | 48190818 |
11 | 25225525 |
12 | 14180256 |
13 | 9ca3aa0 |
14 | 6586374 |
15 | 436db63 |
hex | 2df5562 |
48190818 has 32 divisors (see below), whose sum is σ = 109904256. Its totient is φ = 13955328.
The previous prime is 48190817. The next prime is 48190823. The reversal of 48190818 is 81809184.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (48190811) 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, 16846 + ... + 19497.
It is an arithmetic number, because the mean of its divisors is an integer number (3434508).
Almost surely, 248190818 is an apocalyptic number.
48190818 is an abundant number, since it is smaller than the sum of its proper divisors (61713438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
48190818 is a wasteful number, since it uses less digits than its factorization.
48190818 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36378.
The product of its (nonzero) digits is 18432, while the sum is 39.
The square root of 48190818 is about 6941.9606740459. The cubic root of 48190818 is about 363.9050642004.
The spelling of 48190818 in words is "forty-eight million, one hundred ninety thousand, eight hundred eighteen".
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