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20041014231 = 327318111337
BaseRepresentation
bin10010101010100010…
…011001101111010111
31220201200201000012100
4102222202121233113
5312020444423411
613112352253143
71306430544630
oct225242315727
956650630170
1020041014231
1185546a2687
123a738411b3
131b75038004
14d81920887
157c466d456
hex4aa899bd7

20041014231 has 12 divisors (see below), whose sum is σ = 33083579152. Its totient is φ = 11452008096.

The previous prime is 20041014229. The next prime is 20041014239. The reversal of 20041014231 is 13241014002.

20041014231 is a `hidden beast` number, since 20 + 0 + 410 + 1 + 4 + 231 = 666.

It is not a de Polignac number, because 20041014231 - 21 = 20041014229 is a prime.

It is a super-2 number, since 2×200410142312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20041014239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159055606 + ... + 159055731.

Almost surely, 220041014231 is an apocalyptic number.

20041014231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

20041014231 is a deficient number, since it is larger than the sum of its proper divisors (13042564921).

20041014231 is a wasteful number, since it uses less digits than its factorization.

20041014231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318111350 (or 318111347 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20041014231 its reverse (13241014002), we get a palindrome (33282028233).

The spelling of 20041014231 in words is "twenty billion, forty-one million, fourteen thousand, two hundred thirty-one".

Divisors: 1 3 7 9 21 63 318111337 954334011 2226779359 2863002033 6680338077 20041014231