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2011000130000 = 2454201100013
BaseRepresentation
bin11101010000111000111…
…100101100100111010000
321010020202001112100112022
4131100320330230213100
5230422012013130000
64135501331551012
7265201313031641
oct35207074544720
97106661470468
102011000130000
11705951168314
122858b3a5b468
13117837505c34
146d4937956c8
153749da95585
hex1d438f2c9d0

2011000130000 has 50 divisors (see below), whose sum is σ = 4868832438954. Its totient is φ = 804400048000.

The previous prime is 2011000129961. The next prime is 2011000130017. The reversal of 2011000130000 is 310001102.

It can be written as a sum of positive squares in 5 ways, for example, as 606367460416 + 1404632669584 = 778696^2 + 1185172^2 .

It is a tau number, because it is divible by the number of its divisors (50).

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 2011000130000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 100540007 + ... + 100560006.

Almost surely, 22011000130000 is an apocalyptic number.

2011000130000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2011000130000 is an abundant number, since it is smaller than the sum of its proper divisors (2857832308954).

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

2011000130000 is an equidigital number, since it uses as much as digits as its factorization.

2011000130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201100041 (or 201100020 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

Adding to 2011000130000 its reverse (310001102), we get a palindrome (2011310131102).

The spelling of 2011000130000 in words is "two trillion, eleven billion, one hundred thirty thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 625 1000 1250 2000 2500 5000 10000 201100013 402200026 804400052 1005500065 1608800104 2011000130 3217600208 4022000260 5027500325 8044000520 10055000650 16088001040 20110001300 25137501625 40220002600 50275003250 80440005200 100550006500 125687508125 201100013000 251375016250 402200026000 502750032500 1005500065000 2011000130000