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20034213 = 37099419
BaseRepresentation
bin100110001101…
…1001010100101
31101200211202220
41030123022211
520112043323
61553222553
7332200533
oct114331245
941624686
1020034213
1110344001
126861a59
1341c5b84
142937153
151b5b0e3
hex131b2a5

20034213 has 8 divisors (see below), whose sum is σ = 26752800. Its totient is φ = 13335888.

The previous prime is 20034197. The next prime is 20034229. The reversal of 20034213 is 31243002.

It is an interprime number because it is at equal distance from previous prime (20034197) and next prime (20034229).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20034213 - 24 = 20034197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20034192 and 20034201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20034233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2583 + ... + 6836.

It is an arithmetic number, because the mean of its divisors is an integer number (3344100).

Almost surely, 220034213 is an apocalyptic number.

It is an amenable number.

20034213 is a deficient number, since it is larger than the sum of its proper divisors (6718587).

20034213 is an equidigital number, since it uses as much as digits as its factorization.

20034213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10131.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 20034213 is about 4475.9594502185. The cubic root of 20034213 is about 271.5964541013.

Adding to 20034213 its reverse (31243002), we get a palindrome (51277215).

It can be divided in two parts, 2003 and 4213, that added together give a triangular number (6216 = T111).

The spelling of 20034213 in words is "twenty million, thirty-four thousand, two hundred thirteen".

Divisors: 1 3 709 2127 9419 28257 6678071 20034213