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20741106 = 234497699
BaseRepresentation
bin100111100011…
…1101111110010
31110000202110010
41033013233302
520302203411
62020315350
7341203461
oct117075762
943022403
1020741106
1110787111
126b42b56
1343b2859
142a7c9d8
151c4a7a6
hex13c7bf2

20741106 has 16 divisors (see below), whose sum is σ = 41580000. Its totient is φ = 6897408.

The previous prime is 20741069. The next prime is 20741107. The reversal of 20741106 is 60114702.

It is not an unprimeable number, because it can be changed into a prime (20741107) 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, 1156 + ... + 6543.

It is an arithmetic number, because the mean of its divisors is an integer number (2598750).

Almost surely, 220741106 is an apocalyptic number.

20741106 is an abundant number, since it is smaller than the sum of its proper divisors (20838894).

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

20741106 is a wasteful number, since it uses less digits than its factorization.

20741106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8153.

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 20741106 is about 4554.2404416104. The cubic root of 20741106 is about 274.7539661728.

Adding to 20741106 its reverse (60114702), we get a palindrome (80855808).

The spelling of 20741106 in words is "twenty million, seven hundred forty-one thousand, one hundred six".

Divisors: 1 2 3 6 449 898 1347 2694 7699 15398 23097 46194 3456851 6913702 10370553 20741106