Search a number
-
+
1530132 = 223472713
BaseRepresentation
bin101110101100100010100
32212201221120
411311210110
5342431012
652443540
716002012
oct5654424
92781846
101530132
1195567a
126195b0
13417606
142bb8b2
1520358c
hex175914

1530132 has 24 divisors (see below), whose sum is σ = 3647616. Its totient is φ = 499008.

The previous prime is 1530131. The next prime is 1530143. The reversal of 1530132 is 2310351.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1530131) 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, 793 + ... + 1920.

It is an arithmetic number, because the mean of its divisors is an integer number (151984).

21530132 is an apocalyptic number.

1530132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1530132 is an abundant number, since it is smaller than the sum of its proper divisors (2117484).

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

1530132 is a wasteful number, since it uses less digits than its factorization.

1530132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767 (or 2765 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1530132 is about 1236.9850443720. The cubic root of 1530132 is about 115.2328489464.

Adding to 1530132 its reverse (2310351), we get a palindrome (3840483).

The spelling of 1530132 in words is "one million, five hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 12 47 94 141 188 282 564 2713 5426 8139 10852 16278 32556 127511 255022 382533 510044 765066 1530132