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201303130020 = 223519434106551
BaseRepresentation
bin1011101101111010011…
…0011111111110100100
3201020121011100112211020
42323132212133332210
511244232100130040
6232251040411140
720354323241616
oct2733646377644
9636534315736
10201303130020
1178410407063
1233020016ab0
1315ca12b1a25
149a591b8db6
155382a81cd0
hex2ede99ffa4

201303130020 has 96 divisors (see below), whose sum is σ = 607112647680. Its totient is φ = 49672828800.

The previous prime is 201303129991. The next prime is 201303130027. The reversal of 201303130020 is 20031303102.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (201303130027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2004256 + ... + 2102295.

It is an arithmetic number, because the mean of its divisors is an integer number (6324090080).

Almost surely, 2201303130020 is an apocalyptic number.

201303130020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201303130020 is an abundant number, since it is smaller than the sum of its proper divisors (405809517660).

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

201303130020 is a wasteful number, since it uses less digits than its factorization.

201303130020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4106625 (or 4106623 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 201303130020 its reverse (20031303102), we get a palindrome (221334433122).

The spelling of 201303130020 in words is "two hundred one billion, three hundred three million, one hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 19 20 30 38 43 57 60 76 86 95 114 129 172 190 215 228 258 285 380 430 516 570 645 817 860 1140 1290 1634 2451 2580 3268 4085 4902 8170 9804 12255 16340 24510 49020 4106551 8213102 12319653 16426204 20532755 24639306 41065510 49278612 61598265 78024469 82131020 123196530 156048938 176581693 234073407 246393060 312097876 353163386 390122345 468146814 529745079 706326772 780244690 882908465 936293628 1059490158 1170367035 1560489380 1765816930 2118980316 2340734070 2648725395 3355052167 3531633860 4681468140 5297450790 6710104334 10065156501 10594901580 13420208668 16775260835 20130313002 33550521670 40260626004 50325782505 67101043340 100651565010 201303130020