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1252056 = 233134013
BaseRepresentation
bin100110001101011011000
32100121111110
410301223120
5310031211
642500320
713433211
oct4615330
92317443
101252056
11785763
125046a0
1334ab80
14248408
1519aea6
hex131ad8

1252056 has 32 divisors (see below), whose sum is σ = 3371760. Its totient is φ = 385152.

The previous prime is 1252049. The next prime is 1252057. The reversal of 1252056 is 6502521.

It is a Smith number, since the sum of its digits (21) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252057) 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, 1695 + ... + 2318.

21252056 is an apocalyptic number.

It is an amenable number.

1252056 is an abundant number, since it is smaller than the sum of its proper divisors (2119704).

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

1252056 is a wasteful number, since it uses less digits than its factorization.

1252056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4035 (or 4031 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1252056 is about 1118.9530821263. The cubic root of 1252056 is about 107.7807623867.

Adding to 1252056 its reverse (6502521), we get a palindrome (7754577).

The spelling of 1252056 in words is "one million, two hundred fifty-two thousand, fifty-six".

Divisors: 1 2 3 4 6 8 12 13 24 26 39 52 78 104 156 312 4013 8026 12039 16052 24078 32104 48156 52169 96312 104338 156507 208676 313014 417352 626028 1252056