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20195334 = 2322348781
BaseRepresentation
bin100110100001…
…0100000000110
31102000000210100
41031002200012
520132222314
62000504530
7333441345
oct115024006
942000710
1020195334
1110444065
12691b146
134251303
142979b5c
151b8dc09
hex1342806

20195334 has 24 divisors (see below), whose sum is σ = 45659952. Its totient is φ = 6438960.

The previous prime is 20195297. The next prime is 20195363. The reversal of 20195334 is 43359102.

It is a junction number, because it is equal to n+sod(n) for n = 20195298 and 20195307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23977 + ... + 24804.

It is an arithmetic number, because the mean of its divisors is an integer number (1902498).

Almost surely, 220195334 is an apocalyptic number.

20195334 is an abundant number, since it is smaller than the sum of its proper divisors (25464618).

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

20195334 is a wasteful number, since it uses less digits than its factorization.

20195334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48812 (or 48809 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 20195334 is about 4493.9218951824. The cubic root of 20195334 is about 272.3225969862.

The spelling of 20195334 in words is "twenty million, one hundred ninety-five thousand, three hundred thirty-four".

Divisors: 1 2 3 6 9 18 23 46 69 138 207 414 48781 97562 146343 292686 439029 878058 1121963 2243926 3365889 6731778 10097667 20195334