Base | Representation |
---|---|
bin | 10011000010010100… |
… | …01111111011001100 |
3 | 222101020202100202210 |
4 | 21201022033323030 |
5 | 131412310324322 |
6 | 4410042150420 |
7 | 511155443025 |
oct | 114112177314 |
9 | 28336670683 |
10 | 10220011212 |
11 | 4374a25764 |
12 | 1b927b2410 |
13 | c6b460018 |
14 | 6cd473c4c |
15 | 3ec36b70c |
hex | 26128fecc |
10220011212 has 24 divisors (see below), whose sum is σ = 23848652800. Its totient is φ = 3406390416.
The previous prime is 10220011189. The next prime is 10220011229. The reversal of 10220011212 is 21211002201.
10220011212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160989 + ... + 215307.
Almost surely, 210220011212 is an apocalyptic number.
10220011212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10220011212 is an abundant number, since it is smaller than the sum of its proper divisors (13628641588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10220011212 is a wasteful number, since it uses less digits than its factorization.
10220011212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70005 (or 70003 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 10220011212 its reverse (21211002201), we get a palindrome (31431013413).
The spelling of 10220011212 in words is "ten billion, two hundred twenty million, eleven thousand, two hundred twelve".
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