Base | Representation |
---|---|
bin | 1100011010011000111… |
… | …1010001110100011110 |
3 | 202101102020020100101022 |
4 | 3012212033101310132 |
5 | 11443210024424020 |
6 | 241543501044142 |
7 | 21256226444660 |
oct | 3064617216436 |
9 | 671366210338 |
10 | 213242420510 |
11 | 82487872789 |
12 | 353b2556652 |
13 | 171549ab662 |
14 | a46cb12530 |
15 | 5830d0e625 |
hex | 31a63d1d1e |
213242420510 has 64 divisors (see below), whose sum is σ = 461861844480. Its totient is φ = 69248131200.
The previous prime is 213242420497. The next prime is 213242420533. The reversal of 213242420510 is 15024242312.
It is a self number, because there is not a number n which added to its sum of digits gives 213242420510.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6896585 + ... + 6927435.
It is an arithmetic number, because the mean of its divisors is an integer number (7216591320).
Almost surely, 2213242420510 is an apocalyptic number.
213242420510 is an abundant number, since it is smaller than the sum of its proper divisors (248619423970).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
213242420510 is a wasteful number, since it uses less digits than its factorization.
213242420510 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36081.
The product of its (nonzero) digits is 3840, while the sum is 26.
Adding to 213242420510 its reverse (15024242312), we get a palindrome (228266662822).
The spelling of 213242420510 in words is "two hundred thirteen billion, two hundred forty-two million, four hundred twenty thousand, five hundred ten".
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