Base | Representation |
---|---|
bin | 1100001110100000100… |
… | …0111111001010001000 |
3 | 202002011221222002100200 |
4 | 3003220020333022020 |
5 | 11420142043201133 |
6 | 240255210532200 |
7 | 21114211614642 |
oct | 3035010771210 |
9 | 662157862320 |
10 | 210053100168 |
11 | 810a055414a |
12 | 34862437060 |
13 | 16a6700bb62 |
14 | a249307892 |
15 | 56e5d20913 |
hex | 30e823f288 |
210053100168 has 36 divisors (see below), whose sum is σ = 568904345685. Its totient is φ = 70016403744.
The previous prime is 210053100163. The next prime is 210053100197. The reversal of 210053100168 is 861001350012.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 164204869284 + 45848230884 = 405222^2 + 214122^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is an ABA number since it can be written as A⋅BA, here for A=2, B=324078.
It is not an unprimeable number, because it can be changed into a prime (210053100163) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3861930 + ... + 3915942.
Almost surely, 2210053100168 is an apocalyptic number.
It is an amenable number.
210053100168 is an abundant number, since it is smaller than the sum of its proper divisors (358851245517).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210053100168 is an frugal number, since it uses more digits than its factorization.
210053100168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108038 (or 54018 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The spelling of 210053100168 in words is "two hundred ten billion, fifty-three million, one hundred thousand, one hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •