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213202313000 = 23531019209227
BaseRepresentation
bin1100011010001111011…
…0010001111100101000
3202101022102202200012222
43012203312101330220
511443114243004000
6241535505253212
721255231521315
oct3064366217450
9671272680188
10213202313000
1182467169386
12353a1034208
13171495a7bc1
14a467671d0c
15582c53aa85
hex31a3d91f28

213202313000 has 64 divisors (see below), whose sum is σ = 499385390400. Its totient is φ = 85196827200.

The previous prime is 213202312997. The next prime is 213202313017. The reversal of 213202313000 is 313202312.

213202313000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 213202313000.

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 15 ways as a sum of consecutive naturals, for example, 914387 + ... + 1123613.

It is an arithmetic number, because the mean of its divisors is an integer number (7802896725).

Almost surely, 2213202313000 is an apocalyptic number.

213202313000 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 213202313000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249692695200).

213202313000 is an abundant number, since it is smaller than the sum of its proper divisors (286183077400).

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

213202313000 is a wasteful number, since it uses less digits than its factorization.

213202313000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210267 (or 210253 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 213202313000 its reverse (313202312), we get a palindrome (213515515312).

The spelling of 213202313000 in words is "two hundred thirteen billion, two hundred two million, three hundred thirteen thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 1019 2038 4076 5095 8152 10190 20380 25475 40760 50950 101900 127375 203800 209227 254750 418454 509500 836908 1019000 1046135 1673816 2092270 4184540 5230675 8369080 10461350 20922700 26153375 41845400 52306750 104613500 209227000 213202313 426404626 852809252 1066011565 1705618504 2132023130 4264046260 5330057825 8528092520 10660115650 21320231300 26650289125 42640462600 53300578250 106601156500 213202313000