Base | Representation |
---|---|
bin | 1001001100001100000101… |
… | …00110010100010000100100 |
3 | 2122120001120111111011112121 |
4 | 10212012002212110100210 |
5 | 10122110101111211322 |
6 | 110552203524355324 |
7 | 4154060641244056 |
oct | 446060246242044 |
9 | 78501514434477 |
10 | 20210012210212 |
11 | 6492022022a30 |
12 | 2324a04245b44 |
13 | b37a469a6c46 |
14 | 4dc253d5d8d6 |
15 | 250a972caec7 |
hex | 126182994424 |
20210012210212 has 24 divisors (see below), whose sum is σ = 38614453849440. Its totient is φ = 9178820789760.
The previous prime is 20210012210207. The next prime is 20210012210261. The reversal of 20210012210212 is 21201221001202.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188655762 + ... + 188762857.
It is an arithmetic number, because the mean of its divisors is an integer number (1608935577060).
Almost surely, 220210012210212 is an apocalyptic number.
20210012210212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
20210012210212 is a deficient number, since it is larger than the sum of its proper divisors (18404441639228).
20210012210212 is a wasteful number, since it uses less digits than its factorization.
20210012210212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377419851 (or 377419849 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 20210012210212 its reverse (21201221001202), we get a palindrome (41411233211414).
The spelling of 20210012210212 in words is "twenty trillion, two hundred ten billion, twelve million, two hundred ten thousand, two hundred twelve".
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