Base | Representation |
---|---|
bin | 10011000001010001… |
… | …01011001111100100 |
3 | 222100122012020001211 |
4 | 21200220223033210 |
5 | 131403032211322 |
6 | 4405125401204 |
7 | 511020566110 |
oct | 114050531744 |
9 | 28318166054 |
10 | 10211210212 |
11 | 436aa64405 |
12 | 1b8b869204 |
13 | c6969b128 |
14 | 6cc222740 |
15 | 3eb6cdb77 |
hex | 260a2b3e4 |
10211210212 has 24 divisors (see below), whose sum is σ = 20454021504. Its totient is φ = 4369461312.
The previous prime is 10211210209. The next prime is 10211210221. The reversal of 10211210212 is 21201211201.
It is a junction number, because it is equal to n+sod(n) for n = 10211210192 and 10211210201.
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, 263713 + ... + 299944.
It is an arithmetic number, because the mean of its divisors is an integer number (852250896).
Almost surely, 210211210212 is an apocalyptic number.
It is an amenable number.
10211210212 is an abundant number, since it is smaller than the sum of its proper divisors (10242811292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10211210212 is a wasteful number, since it uses less digits than its factorization.
10211210212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564315 (or 564313 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 10211210212 its reverse (21201211201), we get a palindrome (31412421413).
The spelling of 10211210212 in words is "ten billion, two hundred eleven million, two hundred ten thousand, two hundred twelve".
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