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1130052 = 2237111223
BaseRepresentation
bin100010011111001000100
32010102010210
410103321010
5242130202
640115420
712414420
oct4237104
92112123
101130052
11702030
12465b70
13307491
14215b80
15174c6c
hex113e44

1130052 has 48 divisors (see below), whose sum is σ = 3290112. Its totient is φ = 293280.

The previous prime is 1130047. The next prime is 1130053. The reversal of 1130052 is 2500311.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (1130053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 313 + ... + 1535.

It is an arithmetic number, because the mean of its divisors is an integer number (68544).

21130052 is an apocalyptic number.

1130052 is a gapful number since it is divisible by the number (12) 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 1130052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1645056).

1130052 is an abundant number, since it is smaller than the sum of its proper divisors (2160060).

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

1130052 is a wasteful number, since it uses less digits than its factorization.

1130052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248 (or 1246 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 1130052 is about 1063.0390397347. The cubic root of 1130052 is about 104.1596414107.

Adding to 1130052 its reverse (2500311), we get a palindrome (3630363).

The spelling of 1130052 in words is "one million, one hundred thirty thousand, fifty-two".

Divisors: 1 2 3 4 6 7 11 12 14 21 22 28 33 42 44 66 77 84 132 154 231 308 462 924 1223 2446 3669 4892 7338 8561 13453 14676 17122 25683 26906 34244 40359 51366 53812 80718 94171 102732 161436 188342 282513 376684 565026 1130052