Base | Representation |
---|---|
bin | 10011000000001100… |
… | …11001001011010000 |
3 | 222100000021122100200 |
4 | 21200012121023100 |
5 | 131343232121222 |
6 | 4404205015200 |
7 | 510551316201 |
oct | 114006311320 |
9 | 28300248320 |
10 | 10202223312 |
11 | 4365986416 |
12 | 1b88854500 |
13 | c67872738 |
14 | 6cad635a8 |
15 | 3eaa05eac |
hex | 2601992d0 |
10202223312 has 60 divisors (see below), whose sum is σ = 28834790244. Its totient is φ = 3367065600.
The previous prime is 10202223257. The next prime is 10202223313. The reversal of 10202223312 is 21332220201.
It can be written as a sum of positive squares in 2 ways, for example, as 6881697936 + 3320525376 = 82956^2 + 57624^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10202223313) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336193 + ... + 365280.
Almost surely, 210202223312 is an apocalyptic number.
10202223312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
10202223312 is an abundant number, since it is smaller than the sum of its proper divisors (18632566932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10202223312 is a wasteful number, since it uses less digits than its factorization.
10202223312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 701588 (or 701579 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 10202223312 its reverse (21332220201), we get a palindrome (31534443513).
The spelling of 10202223312 in words is "ten billion, two hundred two million, two hundred twenty-three thousand, three hundred twelve".
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