Base | Representation |
---|---|
bin | 100111000111… |
… | …011110001110 |
3 | 201021222011000 |
4 | 213013132032 |
5 | 10111113342 |
6 | 1003441130 |
7 | 153105456 |
oct | 47073616 |
9 | 21258130 |
10 | 10254222 |
11 | 5874170 |
12 | 35261a6 |
13 | 21804b4 |
14 | 150cd66 |
15 | d7844c |
hex | 9c778e |
10254222 has 64 divisors (see below), whose sum is σ = 25355520. Its totient is φ = 3045600.
The previous prime is 10254221. The next prime is 10254239. The reversal of 10254222 is 22245201.
10254222 is a `hidden beast` number, since 102 + 542 + 22 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 10254195 and 10254204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10254221) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36093 + ... + 36375.
It is an arithmetic number, because the mean of its divisors is an integer number (396180).
Almost surely, 210254222 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 10254222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12677760).
10254222 is an abundant number, since it is smaller than the sum of its proper divisors (15101298).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10254222 is a wasteful number, since it uses less digits than its factorization.
10254222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366 (or 360 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 18.
The square root of 10254222 is about 3202.2214164545. The cubic root of 10254222 is about 217.2538952364.
Adding to 10254222 its reverse (22245201), we get a palindrome (32499423).
The spelling of 10254222 in words is "ten million, two hundred fifty-four thousand, two hundred twenty-two".
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