Base | Representation |
---|---|
bin | 1001001001101000010101… |
… | …01000101100100011111010 |
3 | 2122020122122202120110101200 |
4 | 10210310022220230203322 |
5 | 10114140030124102302 |
6 | 110443544253355030 |
7 | 4144526254545036 |
oct | 444641250544372 |
9 | 78218582513350 |
10 | 20122100222202 |
11 | 6458809aa2190 |
12 | 230b96a798a76 |
13 | b2c676636124 |
14 | 4d7cb44ab1c6 |
15 | 24d64e3e981c |
hex | 124d0aa2c8fa |
20122100222202 has 96 divisors (see below), whose sum is σ = 49174602422400. Its totient is φ = 5892988152960.
The previous prime is 20122100222149. The next prime is 20122100222251. The reversal of 20122100222202 is 20222200122102.
20122100222202 is a `hidden beast` number, since 20 + 1 + 221 + 0 + 0 + 222 + 202 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8125438 + ... + 10308585.
It is an arithmetic number, because the mean of its divisors is an integer number (512235441900).
Almost surely, 220122100222202 is an apocalyptic number.
20122100222202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20122100222202 is an abundant number, since it is smaller than the sum of its proper divisors (29052502200198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122100222202 is a wasteful number, since it uses less digits than its factorization.
20122100222202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18434228 (or 18434225 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 20122100222202 its reverse (20222200122102), we get a palindrome (40344300344304).
It can be divided in two parts, 20122100 and 222202, that added together give a palindrome (20344302).
The spelling of 20122100222202 in words is "twenty trillion, one hundred twenty-two billion, one hundred million, two hundred twenty-two thousand, two hundred two".
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