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733213 = 1356401
BaseRepresentation
bin10110011000000011101
31101020210001
42303000131
5141430323
623414301
76142435
oct2630035
91336701
10733213
11460968
122b4391
131c8970
141512c5
15e73ad
hexb301d

733213 has 4 divisors (see below), whose sum is σ = 789628. Its totient is φ = 676800.

The previous prime is 733189. The next prime is 733237. The reversal of 733213 is 312337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 312337 = 547571.

It is an interprime number because it is at equal distance from previous prime (733189) and next prime (733237).

It can be written as a sum of positive squares in 2 ways, for example, as 273529 + 459684 = 523^2 + 678^2 .

It is a cyclic number.

It is not a de Polignac number, because 733213 - 217 = 602141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733273) 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, 28188 + ... + 28213.

It is an arithmetic number, because the mean of its divisors is an integer number (197407).

2733213 is an apocalyptic number.

It is an amenable number.

733213 is a deficient number, since it is larger than the sum of its proper divisors (56415).

733213 is a wasteful number, since it uses less digits than its factorization.

733213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56414.

The product of its digits is 378, while the sum is 19.

The square root of 733213 is about 856.2785761655. The cubic root of 733213 is about 90.1730415681.

It can be divided in two parts, 733 and 213, that added together give a triangular number (946 = T43).

The spelling of 733213 in words is "seven hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 13 56401 733213