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20100301300 = 2252201003013
BaseRepresentation
bin10010101110000100…
…100100000111110100
31220212211021002202201
4102232010210013310
5312131134120200
613122311114244
71311050512342
oct225604440764
956784232681
1020100301300
118585106962
123a8b672984
131b843c5611
14d89754992
157c997ec6a
hex4ae1241f4

20100301300 has 18 divisors (see below), whose sum is σ = 43617654038. Its totient is φ = 8040120480.

The previous prime is 20100301279. The next prime is 20100301301. The reversal of 20100301300 is 310300102.

It can be written as a sum of positive squares in 3 ways, for example, as 960132196 + 19140169104 = 30986^2 + 138348^2 .

It is a super-2 number, since 2×201003013002 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20100301301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 100501407 + ... + 100501606.

Almost surely, 220100301300 is an apocalyptic number.

20100301300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20100301300 is an abundant number, since it is smaller than the sum of its proper divisors (23517352738).

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

20100301300 is a wasteful number, since it uses less digits than its factorization.

20100301300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201003027 (or 201003020 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 20100301300 its reverse (310300102), we get a palindrome (20410601402).

The spelling of 20100301300 in words is "twenty billion, one hundred million, three hundred one thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 201003013 402006026 804012052 1005015065 2010030130 4020060260 5025075325 10050150650 20100301300