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20382326 = 219536377
BaseRepresentation
bin100110111000…
…0001001110110
31102100112021222
41031300021312
520204213301
62004510342
7335150456
oct115601166
942315258
1020382326
11105615a8
1269ab3b2
1342b8463
1429c7d66
151bc931b
hex1370276

20382326 has 8 divisors (see below), whose sum is σ = 32182680. Its totient is φ = 9654768.

The previous prime is 20382293. The next prime is 20382353. The reversal of 20382326 is 62328302.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 20382295 and 20382304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 268151 + ... + 268226.

It is an arithmetic number, because the mean of its divisors is an integer number (4022835).

Almost surely, 220382326 is an apocalyptic number.

20382326 is a deficient number, since it is larger than the sum of its proper divisors (11800354).

20382326 is a wasteful number, since it uses less digits than its factorization.

20382326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536398.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 20382326 is about 4514.6789476108. The cubic root of 20382326 is about 273.1605097598.

The spelling of 20382326 in words is "twenty million, three hundred eighty-two thousand, three hundred twenty-six".

Divisors: 1 2 19 38 536377 1072754 10191163 20382326