Base | Representation |
---|---|
bin | 10010110100101111… |
… | …011011101101110000 |
3 | 1221011121211021011010 |
4 | 102310233123231300 |
5 | 312343310433402 |
6 | 13141345350520 |
7 | 1313606612436 |
oct | 226457335560 |
9 | 57147737133 |
10 | 20212202352 |
11 | 8632296871 |
12 | 3b01038440 |
13 | 1ba1645064 |
14 | d9a562d56 |
15 | 7d46d5a6c |
hex | 4b4bdbb70 |
20212202352 has 20 divisors (see below), whose sum is σ = 52214856200. Its totient is φ = 6737400768.
The previous prime is 20212202347. The next prime is 20212202369. The reversal of 20212202352 is 25320221202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210543727 + ... + 210543822.
It is an arithmetic number, because the mean of its divisors is an integer number (2610742810).
Almost surely, 220212202352 is an apocalyptic number.
It is an amenable number.
20212202352 is an abundant number, since it is smaller than the sum of its proper divisors (32002653848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20212202352 is a wasteful number, since it uses less digits than its factorization.
20212202352 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421087560 (or 421087554 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
Adding to 20212202352 its reverse (25320221202), we get a palindrome (45532423554).
The spelling of 20212202352 in words is "twenty billion, two hundred twelve million, two hundred two thousand, three hundred fifty-two".
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