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19323482046 = 2311292780031
BaseRepresentation
bin10001111111110001…
…001110111110111110
31211212200112121002020
4101333301032332332
5304033302411141
612513241141010
71252565613231
oct217761167676
954780477066
1019323482046
118216669080
1238b348a766
131a8c49a85b
14d14501418
15781686266
hex47fc4efbe

19323482046 has 16 divisors (see below), whose sum is σ = 42160324608. Its totient is φ = 5855600600.

The previous prime is 19323482041. The next prime is 19323482047. The reversal of 19323482046 is 64028432391.

It is a super-2 number, since 2×193234820462 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19323481989 and 19323482007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19323482041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146389950 + ... + 146390081.

It is an arithmetic number, because the mean of its divisors is an integer number (2635020288).

Almost surely, 219323482046 is an apocalyptic number.

19323482046 is an abundant number, since it is smaller than the sum of its proper divisors (22836842562).

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

19323482046 is a wasteful number, since it uses less digits than its factorization.

19323482046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292780047.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 19323482046 in words is "nineteen billion, three hundred twenty-three million, four hundred eighty-two thousand, forty-six".

Divisors: 1 2 3 6 11 22 33 66 292780031 585560062 878340093 1756680186 3220580341 6441160682 9661741023 19323482046