Base | Representation |
---|---|
bin | 10010110100100111… |
… | …000101000000110100 |
3 | 1221011110200222211211 |
4 | 102310213011000310 |
5 | 312342230342322 |
6 | 13141230411204 |
7 | 1313552161255 |
oct | 226447050064 |
9 | 57143628754 |
10 | 20210012212 |
11 | 8631030335 |
12 | 3b00360b04 |
13 | 1ba1059210 |
14 | d9a152b2c |
15 | 7d4401b77 |
hex | 4b49c5034 |
20210012212 has 24 divisors (see below), whose sum is σ = 38973874016. Its totient is φ = 9110773728.
The previous prime is 20210012201. The next prime is 20210012237. The reversal of 20210012212 is 21221001202.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (13).
It is a junction number, because it is equal to n+sod(n) for n = 20210012192 and 20210012201.
It is a congruent 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, 4516998 + ... + 4521469.
Almost surely, 220210012212 is an apocalyptic number.
It is an amenable number.
20210012212 is a deficient number, since it is larger than the sum of its proper divisors (18763861804).
20210012212 is a wasteful number, since it uses less digits than its factorization.
20210012212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9038527 (or 9038525 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20210012212 its reverse (21221001202), we get a palindrome (41431013414).
The spelling of 20210012212 in words is "twenty billion, two hundred ten million, twelve thousand, two hundred twelve".
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