Search a number
-
+
1332256 = 25173179
BaseRepresentation
bin101000101010000100000
32111200111211
411011100200
5320113011
644315504
714216062
oct5052040
92450454
101332256
1182aa42
12542b94
13378523
14269732
151b4b21
hex145420

1332256 has 48 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 599040.

The previous prime is 1332251. The next prime is 1332277. The reversal of 1332256 is 6522331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16825 + ... + 16903.

It is an arithmetic number, because the mean of its divisors is an integer number (60480).

21332256 is an apocalyptic number.

1332256 is a gapful number since it is divisible by the number (16) 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 1332256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1451520).

1332256 is an abundant number, since it is smaller than the sum of its proper divisors (1570784).

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

1332256 is a wasteful number, since it uses less digits than its factorization.

1332256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137 (or 129 counting only the distinct ones).

The product of its digits is 1080, while the sum is 22.

The square root of 1332256 is about 1154.2339450909. The cubic root of 1332256 is about 110.0345896730.

Adding to 1332256 its reverse (6522331), we get a palindrome (7854587).

The spelling of 1332256 in words is "one million, three hundred thirty-two thousand, two hundred fifty-six".

Divisors: 1 2 4 8 16 17 31 32 34 62 68 79 124 136 158 248 272 316 496 527 544 632 992 1054 1264 1343 2108 2449 2528 2686 4216 4898 5372 8432 9796 10744 16864 19592 21488 39184 41633 42976 78368 83266 166532 333064 666128 1332256