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32230213 = 191696327
BaseRepresentation
bin111101011110…
…0101101000101
32020122110112121
41322330231011
531222331323
63110445541
7540644431
oct172745505
966573477
1032230213
1117214044
12a9638b1
1368a6142
1443cd9c1
152c69a5d
hex1ebcb45

32230213 has 4 divisors (see below), whose sum is σ = 33926560. Its totient is φ = 30533868.

The previous prime is 32230189. The next prime is 32230217. The reversal of 32230213 is 31203223.

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 32230213 - 217 = 32099141 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 (32230217) 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, 848145 + ... + 848182.

It is an arithmetic number, because the mean of its divisors is an integer number (8481640).

Almost surely, 232230213 is an apocalyptic number.

It is an amenable number.

32230213 is a deficient number, since it is larger than the sum of its proper divisors (1696347).

32230213 is a wasteful number, since it uses less digits than its factorization.

32230213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696346.

The product of its (nonzero) digits is 216, while the sum is 16.

The square root of 32230213 is about 5677.1659302860. The cubic root of 32230213 is about 318.2397260169.

Adding to 32230213 its reverse (31203223), we get a palindrome (63433436).

The spelling of 32230213 in words is "thirty-two million, two hundred thirty thousand, two hundred thirteen".

Divisors: 1 19 1696327 32230213