Search a number
-
+
48788672 = 262997271
BaseRepresentation
bin1011101000011…
…1010011000000
310101210201110212
42322013103000
544442214142
64501413252
71131461012
oct272072300
9111721425
1048788672
11255a3719
121440a228
13a152c4a
1466a01b2
15443ad82
hex2e874c0

48788672 has 56 divisors (see below), whose sum is σ = 101559360. Its totient is φ = 23224320.

The previous prime is 48788669. The next prime is 48788711. The reversal of 48788672 is 27688784.

It is a self number, because there is not a number n which added to its sum of digits gives 48788672.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179897 + ... + 180167.

It is an arithmetic number, because the mean of its divisors is an integer number (1813560).

Almost surely, 248788672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 48788672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50779680).

48788672 is an abundant number, since it is smaller than the sum of its proper divisors (52770688).

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

48788672 is a wasteful number, since it uses less digits than its factorization.

48788672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409 (or 399 counting only the distinct ones).

The product of its digits is 1204224, while the sum is 50.

The square root of 48788672 is about 6984.8888323294. Note that the first 4 decimals coincide. The cubic root of 48788672 is about 365.4037491326.

It can be divided in two parts, 4878 and 8672, that multiplied together give a square (42302016 = 65042).

The spelling of 48788672 in words is "forty-eight million, seven hundred eighty-eight thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 29 32 58 64 97 116 194 232 271 388 464 542 776 928 1084 1552 1856 2168 2813 3104 4336 5626 6208 7859 8672 11252 15718 17344 22504 26287 31436 45008 52574 62872 90016 105148 125744 180032 210296 251488 420592 502976 762323 841184 1524646 1682368 3049292 6098584 12197168 24394336 48788672