Search a number
BaseRepresentation
bin10111111100
32002202
4113330
522112
611032
74316
oct2774
92082
101532
111173
12a78
1390b
147b6
156c2
hex5fc

1532 has 6 divisors (see below), whose sum is σ = 2688. Its totient is φ = 764.

The previous prime is 1531. The next prime is 1543. The reversal of 1532 is 2351.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 1532.

It is not an unprimeable number, because it can be changed into a prime (1531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188 + ... + 195.

It is an arithmetic number, because the mean of its divisors is an integer number (448).

It is an amenable number.

1532 is a deficient number, since it is larger than the sum of its proper divisors (1156).

1532 is a wasteful number, since it uses less digits than its factorization.

1532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387 (or 385 counting only the distinct ones).

The product of its digits is 30, while the sum is 11.

The square root of 1532 is about 39.1407715816. The cubic root of 1532 is about 11.5279722337.

Subtracting from 1532 its sum of digits (11), we obtain a square (1521 = 392).

Adding to 1532 its reverse (2351), we get a palindrome (3883).

The spelling of 1532 in words is "one thousand, five hundred thirty-two".

Divisors: 1 2 4 383 766 1532