Search a number
-
+
20134794 = 2319239739
BaseRepresentation
bin100110011001…
…1101110001010
31101212221202010
41030303232022
520123303134
61555320350
7333100011
oct114635612
941787663
1020134794
1110402629
1268b00b6
13422c8a4
142961a78
151b7ace9
hex1333b8a

20134794 has 32 divisors (see below), whose sum is σ = 42624000. Its totient is φ = 6323184.

The previous prime is 20134769. The next prime is 20134799. The reversal of 20134794 is 49743102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20134799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26877 + ... + 27615.

It is an arithmetic number, because the mean of its divisors is an integer number (1332000).

Almost surely, 220134794 is an apocalyptic number.

20134794 is an abundant number, since it is smaller than the sum of its proper divisors (22489206).

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

20134794 is a wasteful number, since it uses less digits than its factorization.

20134794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 20134794 is about 4487.1810750180. The cubic root of 20134794 is about 272.0502087965.

Adding to 20134794 its reverse (49743102), we get a palindrome (69877896).

The spelling of 20134794 in words is "twenty million, one hundred thirty-four thousand, seven hundred ninety-four".

Divisors: 1 2 3 6 19 38 57 114 239 478 717 739 1434 1478 2217 4434 4541 9082 13623 14041 27246 28082 42123 84246 176621 353242 529863 1059726 3355799 6711598 10067397 20134794