Base | Representation |
---|---|
bin | 1001001000111111010111… |
… | …11011011101001111010000 |
3 | 2122011112220020111002121022 |
4 | 10210133223323131033100 |
5 | 10113310011203210000 |
6 | 110425510235215012 |
7 | 4143120316535222 |
oct | 444375373351720 |
9 | 78145806432538 |
10 | 20100110210000 |
11 | 644a455228587 |
12 | 23076522a7468 |
13 | b2a5808a02a2 |
14 | 4d6bc9baa412 |
15 | 24ccb3ae0585 |
hex | 1247ebedd3d0 |
20100110210000 has 100 divisors (see below), whose sum is σ = 48672460180212. Its totient is φ = 8038708608000.
The previous prime is 20100110209961. The next prime is 20100110210003. The reversal of 20100110210000 is 1201100102.
It can be written as a sum of positive squares in 10 ways, for example, as 15606829500304 + 4493280709696 = 3950548^2 + 2119736^2 .
It is a tau number, because it is divible by the number of its divisors (100).
It is a Harshad number since it is a multiple of its sum of digits (8).
It is a self number, because there is not a number n which added to its sum of digits gives 20100110210000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20100110210003) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61166132 + ... + 61493868.
Almost surely, 220100110210000 is an apocalyptic number.
20100110210000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20100110210000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24336230090106).
20100110210000 is an abundant number, since it is smaller than the sum of its proper divisors (28572349970212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20100110210000 is an equidigital number, since it uses as much as digits as its factorization.
20100110210000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 333898 (or 333877 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 20100110210000 its reverse (1201100102), we get a palindrome (20101311310102).
The spelling of 20100110210000 in words is "twenty trillion, one hundred billion, one hundred ten million, two hundred ten thousand".
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