Base | Representation |
---|---|
bin | 1100011010001111010… |
… | …1011110001111011010 |
3 | 202101022102100220200220 |
4 | 3012203311132033122 |
5 | 11443114214214320 |
6 | 241535500540510 |
7 | 21255226650000 |
oct | 3064365361732 |
9 | 671272326626 |
10 | 213202101210 |
11 | 8246703424a |
12 | 353a0b51736 |
13 | 17149532697 |
14 | a467618a70 |
15 | 582c4e7e40 |
hex | 31a3d5e3da |
213202101210 has 160 divisors (see below), whose sum is σ = 597847770432. Its totient is φ = 48657047040.
The previous prime is 213202101191. The next prime is 213202101221. The reversal of 213202101210 is 12101202312.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 213202101210.
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 56685730 + ... + 56689490.
Almost surely, 2213202101210 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 213202101210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298923885216).
213202101210 is an abundant number, since it is smaller than the sum of its proper divisors (384645669222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213202101210 is an equidigital number, since it uses as much as digits as its factorization.
213202101210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4586 (or 4565 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 213202101210 its reverse (12101202312), we get a palindrome (225303303522).
The spelling of 213202101210 in words is "two hundred thirteen billion, two hundred two million, one hundred one thousand, two hundred ten".
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