Search a number
-
+
20101110013230 = 235670037000441
BaseRepresentation
bin1001001001000001001111…
…00001011001110100101110
32122011122110220210100210120
410210200213201121310232
510113314033130410410
6110430153352345410
74143154146656361
oct444404741316456
978148426710716
1020101110013230
11644a918627544
1223078910a5266
13b2a6aca6ba2c
144d6c828a60d8
1524cd21783570
hex124827859d2e

20101110013230 has 16 divisors (see below), whose sum is σ = 48242664031824. Its totient is φ = 5360296003520.

The previous prime is 20101110013223. The next prime is 20101110013247. The reversal of 20101110013230 is 3231001110102.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335018500191 + ... + 335018500250.

It is an arithmetic number, because the mean of its divisors is an integer number (3015166501989).

Almost surely, 220101110013230 is an apocalyptic number.

20101110013230 is an abundant number, since it is smaller than the sum of its proper divisors (28141554018594).

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

20101110013230 is a wasteful number, since it uses less digits than its factorization.

20101110013230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670037000451.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 20101110013230 its reverse (3231001110102), we get a palindrome (23332111123332).

The spelling of 20101110013230 in words is "twenty trillion, one hundred one billion, one hundred ten million, thirteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 670037000441 1340074000882 2010111001323 3350185002205 4020222002646 6700370004410 10050555006615 20101110013230