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20282996 = 227171419
BaseRepresentation
bin100110101011…
…1111001110100
31102011111001002
41031113321310
520143023441
62002422432
7334255046
oct115277164
942144032
1020282996
11104a3a08
126961a18
134282196
14299da96
151ba9b9b
hex1357e74

20282996 has 12 divisors (see below), whose sum is σ = 35995680. Its totient is φ = 9998520.

The previous prime is 20282963. The next prime is 20283007. The reversal of 20282996 is 69928202.

It is a super-2 number, since 2×202829962 = 822799853472032, which contains 22 as substring.

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, 35426 + ... + 35993.

It is an arithmetic number, because the mean of its divisors is an integer number (2999640).

Almost surely, 220282996 is an apocalyptic number.

It is an amenable number.

20282996 is a deficient number, since it is larger than the sum of its proper divisors (15712684).

20282996 is a wasteful number, since it uses less digits than its factorization.

20282996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71494 (or 71492 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 20282996 is about 4503.6647299727. The cubic root of 20282996 is about 272.7160523195.

The spelling of 20282996 in words is "twenty million, two hundred eighty-two thousand, nine hundred ninety-six".

Divisors: 1 2 4 71 142 284 71419 142838 285676 5070749 10141498 20282996