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213300130020 = 223543359230291
BaseRepresentation
bin1100011010100110101…
…1011011000011100100
3202101120020211021221120
43012221223123003210
511443314313130040
6241553322013540
721260530122165
oct3065153330344
9671506737846
10213300130020
11825073a979a
12354099472b0
1317163935bb3
14a47665576c
155835e0d7d0
hex31a9adb0e4

213300130020 has 96 divisors (see below), whose sum is σ = 612834647040. Its totient is φ = 55402247040.

The previous prime is 213300130009. The next prime is 213300130049. The reversal of 213300130020 is 20031003312.

213300130020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 811075 + ... + 1041365.

It is an arithmetic number, because the mean of its divisors is an integer number (6383694240).

Almost surely, 2213300130020 is an apocalyptic number.

213300130020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 213300130020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306417323520).

213300130020 is an abundant number, since it is smaller than the sum of its proper divisors (399534517020).

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

213300130020 is a wasteful number, since it uses less digits than its factorization.

213300130020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230705 (or 230703 counting only the distinct ones).

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

Adding to 213300130020 its reverse (20031003312), we get a palindrome (233331133332).

The spelling of 213300130020 in words is "two hundred thirteen billion, three hundred million, one hundred thirty thousand, twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 43 60 86 129 172 215 258 359 430 516 645 718 860 1077 1290 1436 1795 2154 2580 3590 4308 5385 7180 10770 15437 21540 30874 46311 61748 77185 92622 154370 185244 230291 231555 308740 460582 463110 690873 921164 926220 1151455 1381746 2302910 2763492 3454365 4605820 6908730 9902513 13817460 19805026 29707539 39610052 49512565 59415078 82674469 99025130 118830156 148537695 165348938 198050260 248023407 297075390 330697876 413372345 496046814 594150780 826744690 992093628 1240117035 1653489380 2480234070 3555002167 4960468140 7110004334 10665006501 14220008668 17775010835 21330013002 35550021670 42660026004 53325032505 71100043340 106650065010 213300130020