Search a number
-
+
39285168 = 24313157401
BaseRepresentation
bin1001010111011…
…1000110110000
32201220220010020
42111313012300
540024111133
63522003440
7654630006
oct225670660
981826106
1039285168
11201a258a
12111a6580
1381a6380
145308a76
1536b00b3
hex25771b0

39285168 has 80 divisors (see below), whose sum is σ = 110263776. Its totient is φ = 11980800.

The previous prime is 39285167. The next prime is 39285221. The reversal of 39285168 is 86158293.

39285168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Its product of digits (103680) is a multiple of the sum of its prime divisors (576).

It is not an unprimeable number, because it can be changed into a prime (39285163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97768 + ... + 98168.

Almost surely, 239285168 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 39285168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55131888).

39285168 is an abundant number, since it is smaller than the sum of its proper divisors (70978608).

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

39285168 is a wasteful number, since it uses less digits than its factorization.

39285168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 582 (or 576 counting only the distinct ones).

The product of its digits is 103680, while the sum is 42.

The square root of 39285168 is about 6267.7881266042. The cubic root of 39285168 is about 339.9456891335.

The spelling of 39285168 in words is "thirty-nine million, two hundred eighty-five thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 39 48 52 78 104 156 157 208 312 314 401 471 624 628 802 942 1203 1256 1604 1884 2041 2406 2512 3208 3768 4082 4812 5213 6123 6416 7536 8164 9624 10426 12246 15639 16328 19248 20852 24492 31278 32656 41704 48984 62556 62957 83408 97968 125112 125914 188871 250224 251828 377742 503656 755484 818441 1007312 1510968 1636882 2455323 3021936 3273764 4910646 6547528 9821292 13095056 19642584 39285168