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83413 = 117583
BaseRepresentation
bin10100010111010101
311020102101
4110113111
510132123
61442101
7465121
oct242725
9136371
1083413
1157740
1240331
132bc75
1422581
1519aad
hex145d5

83413 has 4 divisors (see below), whose sum is σ = 91008. Its totient is φ = 75820.

The previous prime is 83407. The next prime is 83417. The reversal of 83413 is 31438.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-83413 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83417) 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, 3781 + ... + 3802.

It is an arithmetic number, because the mean of its divisors is an integer number (22752).

283413 is an apocalyptic number.

It is an amenable number.

83413 is a deficient number, since it is larger than the sum of its proper divisors (7595).

83413 is a wasteful number, since it uses less digits than its factorization.

83413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7594.

The product of its digits is 288, while the sum is 19.

The square root of 83413 is about 288.8130883461. The cubic root of 83413 is about 43.6929378524.

It can be divided in two parts, 83 and 413, that added together give a triangular number (496 = T31).

The spelling of 83413 in words is "eighty-three thousand, four hundred thirteen".

Divisors: 1 11 7583 83413