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152413 = 173881
BaseRepresentation
bin100101001101011101
321202001221
4211031131
514334123
63133341
71203232
oct451535
9252057
10152413
11a4568
1274251
13544b1
143d789
153025d
hex2535d

152413 has 4 divisors (see below), whose sum is σ = 153468. Its totient is φ = 151360.

The previous prime is 152407. The next prime is 152417. The reversal of 152413 is 314251.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 314251 = 744893.

It can be written as a sum of positive squares in 2 ways, for example, as 85849 + 66564 = 293^2 + 258^2 .

It is a cyclic number.

It is not a de Polignac number, because 152413 - 25 = 152381 is a prime.

It is a Duffinian number.

152413 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152417) 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, 268 + ... + 613.

It is an arithmetic number, because the mean of its divisors is an integer number (38367).

2152413 is an apocalyptic number.

It is an amenable number.

152413 is a deficient number, since it is larger than the sum of its proper divisors (1055).

152413 is an equidigital number, since it uses as much as digits as its factorization.

152413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1054.

The product of its digits is 120, while the sum is 16.

The square root of 152413 is about 390.4010758182. The cubic root of 152413 is about 53.4163247839.

Adding to 152413 its reverse (314251), we get a palindrome (466664).

It can be divided in two parts, 152 and 413, that added together give a palindrome (565).

The spelling of 152413 in words is "one hundred fifty-two thousand, four hundred thirteen".

Divisors: 1 173 881 152413