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20000330133 = 3723473472539
BaseRepresentation
bin10010101000000111…
…001101000110010101
31220121212011001002220
4102220013031012111
5311430041031013
613104340252553
71305425000250
oct225007150625
956555131086
1020000330133
118533735063
123a620a1159
131b69791c94
14d7a370097
157c0cd3b23
hex4a81cd195

20000330133 has 64 divisors (see below), whose sum is σ = 32584826880. Its totient is φ = 10664229312.

The previous prime is 20000330123. The next prime is 20000330143. The reversal of 20000330133 is 33103300002.

It is an interprime number because it is at equal distance from previous prime (20000330123) and next prime (20000330143).

It is not a de Polignac number, because 20000330133 - 213 = 20000321941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000330123) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7875978 + ... + 7878516.

It is an arithmetic number, because the mean of its divisors is an integer number (509137920).

Almost surely, 220000330133 is an apocalyptic number.

20000330133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20000330133 is a deficient number, since it is larger than the sum of its proper divisors (12584496747).

20000330133 is a wasteful number, since it uses less digits than its factorization.

20000330133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966.

The product of its (nonzero) digits is 162, while the sum is 15.

Adding to 20000330133 its reverse (33103300002), we get a palindrome (53103630135).

The spelling of 20000330133 in words is "twenty billion, three hundred thirty thousand, one hundred thirty-three".

Divisors: 1 3 7 21 23 47 69 141 161 329 347 483 987 1041 1081 2429 2539 3243 7287 7567 7617 7981 16309 17773 22701 23943 48927 53319 55867 58397 114163 119333 167601 175191 342489 357999 375107 408779 835331 881033 1125321 1226337 2505993 2625749 2643099 2744659 6167231 7877247 8233977 18501693 19212613 20263759 41408551 57637839 60791277 124225653 141846313 289859857 425538939 869579571 952396673 2857190019 6666776711 20000330133