Search a number
-
+
1033144 = 23719971
BaseRepresentation
bin11111100001110111000
31221111012121
43330032320
5231030034
634051024
711532040
oct3741670
91844177
101033144
11646242
12419a74
132a2338
141cc720
151561b4
hexfc3b8

1033144 has 32 divisors (see below), whose sum is σ = 2332800. Its totient is φ = 419040.

The previous prime is 1033139. The next prime is 1033171. The reversal of 1033144 is 4413301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 579 + ... + 1549.

It is an arithmetic number, because the mean of its divisors is an integer number (72900).

21033144 is an apocalyptic number.

1033144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1033144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1166400).

1033144 is an abundant number, since it is smaller than the sum of its proper divisors (1299656).

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

1033144 is a wasteful number, since it uses less digits than its factorization.

1033144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003 (or 999 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1033144 is about 1016.4369139302. The cubic root of 1033144 is about 101.0928140712.

Adding to 1033144 its reverse (4413301), we get a palindrome (5446445).

The spelling of 1033144 in words is "one million, thirty-three thousand, one hundred forty-four".

Divisors: 1 2 4 7 8 14 19 28 38 56 76 133 152 266 532 971 1064 1942 3884 6797 7768 13594 18449 27188 36898 54376 73796 129143 147592 258286 516572 1033144