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20596968 = 2332740867
BaseRepresentation
bin100111010010…
…0100011101000
31102202102201200
41032210203220
520233100333
62013244200
7340033320
oct116444350
942672650
1020596968
1110698897
126a93660
134362072
142a42280
151c1cc13
hex13a48e8

20596968 has 48 divisors (see below), whose sum is σ = 63754080. Its totient is φ = 5884704.

The previous prime is 20596963. The next prime is 20596973. The reversal of 20596968 is 86969502.

It is an interprime number because it is at equal distance from previous prime (20596963) and next prime (20596973).

It is not an unprimeable number, because it can be changed into a prime (20596963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19930 + ... + 20937.

It is an arithmetic number, because the mean of its divisors is an integer number (1328210).

Almost surely, 220596968 is an apocalyptic number.

20596968 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

20596968 is an abundant number, since it is smaller than the sum of its proper divisors (43157112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20596968 is a wasteful number, since it uses less digits than its factorization.

20596968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40886 (or 40879 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 20596968 is about 4538.3882601646. The cubic root of 20596968 is about 274.1160287891.

The spelling of 20596968 in words is "twenty million, five hundred ninety-six thousand, nine hundred sixty-eight".

Divisors: 1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 56 63 72 84 126 168 252 504 40867 81734 122601 163468 245202 286069 326936 367803 490404 572138 735606 858207 980808 1144276 1471212 1716414 2288552 2574621 2942424 3432828 5149242 6865656 10298484 20596968