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20582348 = 228396133
BaseRepresentation
bin100111010000…
…0111111001100
31102201200200012
41032200333030
520232113343
62013052352
7336642563
oct116407714
942650605
1020582348
1110688906
126a870b8
134358507
142a3abda
151c18718
hex13a0fcc

20582348 has 12 divisors (see below), whose sum is σ = 36067920. Its totient is φ = 10277232.

The previous prime is 20582321. The next prime is 20582383. The reversal of 20582348 is 84328502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290 + ... + 6422.

It is an arithmetic number, because the mean of its divisors is an integer number (3005660).

Almost surely, 220582348 is an apocalyptic number.

It is an amenable number.

20582348 is a deficient number, since it is larger than the sum of its proper divisors (15485572).

20582348 is a wasteful number, since it uses less digits than its factorization.

20582348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6976 (or 6974 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 32.

The square root of 20582348 is about 4536.7772702658. Note that the first 3 decimals coincide. The cubic root of 20582348 is about 274.0511563780.

The spelling of 20582348 in words is "twenty million, five hundred eighty-two thousand, three hundred forty-eight".

Divisors: 1 2 4 839 1678 3356 6133 12266 24532 5145587 10291174 20582348