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20332014 = 2319178351
BaseRepresentation
bin100110110001…
…1110111101110
31102020222021120
41031203313232
520201111024
62003441410
7334551003
oct115436756
942228246
1020332014
111052781a
126986266
13429b5a1
1429b38aa
151bb9479
hex1363dee

20332014 has 16 divisors (see below), whose sum is σ = 42804480. Its totient is φ = 6420600.

The previous prime is 20331989. The next prime is 20332043. The reversal of 20332014 is 41023302.

It is a junction number, because it is equal to n+sod(n) for n = 20331984 and 20332002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89062 + ... + 89289.

It is an arithmetic number, because the mean of its divisors is an integer number (2675280).

Almost surely, 220332014 is an apocalyptic number.

20332014 is an abundant number, since it is smaller than the sum of its proper divisors (22472466).

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

20332014 is a wasteful number, since it uses less digits than its factorization.

20332014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178375.

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

The square root of 20332014 is about 4509.1034585602. The cubic root of 20332014 is about 272.9355669162.

Adding to 20332014 its reverse (41023302), we get a palindrome (61355316).

The spelling of 20332014 in words is "twenty million, three hundred thirty-two thousand, fourteen".

Divisors: 1 2 3 6 19 38 57 114 178351 356702 535053 1070106 3388669 6777338 10166007 20332014