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48930 = 2357233
BaseRepresentation
bin1011111100100010
32111010020
423330202
53031210
61014310
7262440
oct137442
974106
1048930
1133842
1224396
131936b
1413b90
15e770
hexbf22

48930 has 32 divisors (see below), whose sum is σ = 134784. Its totient is φ = 11136.

The previous prime is 48907. The next prime is 48947. The reversal of 48930 is 3984.

48930 = 192 + 202 + ... + 532.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 48930.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 48930.

It is an unprimeable number.

48930 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94 + ... + 326.

It is an arithmetic number, because the mean of its divisors is an integer number (4212).

248930 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48930, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67392).

48930 is an abundant number, since it is smaller than the sum of its proper divisors (85854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48930 is a wasteful number, since it uses less digits than its factorization.

48930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 48930 is about 221.2012658192. The cubic root of 48930 is about 36.5756235306.

Adding to 48930 its product of nonzero digits (864), we get a palindrome (49794).

The spelling of 48930 in words is "forty-eight thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 233 466 699 1165 1398 1631 2330 3262 3495 4893 6990 8155 9786 16310 24465 48930