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233000213 = 301177383
BaseRepresentation
bin11011110001101…
…00110100010101
3121020102122012112
431320310310111
5434122001323
635042000405
75526316625
oct1570646425
9536378175
10233000213
1110a582566
1266046105
133936ca64
1422d32885
15156c7178
hexde34d15

233000213 has 4 divisors (see below), whose sum is σ = 233080608. Its totient is φ = 232919820.

The previous prime is 233000191. The next prime is 233000219. The reversal of 233000213 is 312000332.

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 not a de Polignac number, because 233000213 - 28 = 232999957 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 (233000219) 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, 35681 + ... + 41702.

It is an arithmetic number, because the mean of its divisors is an integer number (58270152).

Almost surely, 2233000213 is an apocalyptic number.

It is an amenable number.

233000213 is a deficient number, since it is larger than the sum of its proper divisors (80395).

233000213 is an equidigital number, since it uses as much as digits as its factorization.

233000213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80394.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 233000213 is about 15264.3444995191. The cubic root of 233000213 is about 615.3451368749.

Adding to 233000213 its reverse (312000332), we get a palindrome (545000545).

The spelling of 233000213 in words is "two hundred thirty-three million, two hundred thirteen", and thus it is an aban number.

Divisors: 1 3011 77383 233000213