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1534 = 21359
BaseRepresentation
bin10111111110
32002211
4113332
522114
611034
74321
oct2776
92084
101534
111175
12a7a
13910
147b8
156c4
hex5fe

1534 has 8 divisors (see below), whose sum is σ = 2520. Its totient is φ = 696.

The previous prime is 1531. The next prime is 1543. The reversal of 1534 is 4351.

Subtracting from 1534 its sum of digits (13), we obtain a square (1521 = 392).

Adding to 1534 its reverse (4351), we get a palindrome (5885).

It can be divided in two parts, 15 and 34, that added together give a square (49 = 72).

1534 is nontrivially palindromic in base 12.

1534 is an esthetic number in base 7, because in such base its adjacent digits differ by 1.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

1534 is an undulating number in base 12.

It is a nialpdrome in base 7 and base 13.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4 + ... + 55.

It is an arithmetic number, because the mean of its divisors is an integer number (315).

1534 is a deficient number, since it is larger than the sum of its proper divisors (986).

1534 is a wasteful number, since it uses less digits than its factorization.

1534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74.

The product of its digits is 60, while the sum is 13.

The square root of 1534 is about 39.1663120551. The cubic root of 1534 is about 11.5329865763.

The spelling of 1534 in words is "one thousand, five hundred thirty-four".

Divisors: 1 2 13 26 59 118 767 1534