Search a number
-
+
20130144101201 = 127390740569509
BaseRepresentation
bin1001001001110111010100…
…00101101010001101010001
32122021102102100112211222002
410210323222011222031101
510114303013342214301
6110451354401523345
74145232510440231
oct444735205521521
978242370484862
1020130144101201
11646116760a572
122311434643555
13b30358ca0544
144d8438917cc1
1524d9706b116b
hex124eea16a351

20130144101201 has 8 divisors (see below), whose sum is σ = 20293842570240. Its totient is φ = 19966526779248.

The previous prime is 20130144101191. The next prime is 20130144101213. The reversal of 20130144101201 is 10210144103102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-20130144101201 is a prime.

It is a super-2 number, since 2×201301441012012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20130146101201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19788566 + ... + 20780943.

It is an arithmetic number, because the mean of its divisors is an integer number (2536730321280).

Almost surely, 220130144101201 is an apocalyptic number.

It is an amenable number.

20130144101201 is a deficient number, since it is larger than the sum of its proper divisors (163698469039).

20130144101201 is a wasteful number, since it uses less digits than its factorization.

20130144101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40573543.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 20130144101201 its reverse (10210144103102), we get a palindrome (30340288204303).

The spelling of 20130144101201 in words is "twenty trillion, one hundred thirty billion, one hundred forty-four million, one hundred one thousand, two hundred one".

Divisors: 1 127 3907 496189 40569509 5152327643 158505071663 20130144101201