Base | Representation |
---|---|
bin | 11110001100110… |
… | …00101011110100 |
3 | 122122200121110112 |
4 | 33012120223310 |
5 | 1004323112322 |
6 | 41045442152 |
7 | 6164200610 |
oct | 1706305364 |
9 | 578617415 |
10 | 253332212 |
11 | 11aaaa271 |
12 | 70a10358 |
13 | 4063b323 |
14 | 25906340 |
15 | 173915e2 |
hex | f198af4 |
253332212 has 24 divisors (see below), whose sum is σ = 528694656. Its totient is φ = 103850208.
The previous prime is 253332193. The next prime is 253332251. The reversal of 253332212 is 212233352.
It is a Harshad number since it is a multiple of its sum of digits (23).
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, 196043 + ... + 197330.
It is an arithmetic number, because the mean of its divisors is an integer number (22028944).
Almost surely, 2253332212 is an apocalyptic number.
It is an amenable number.
253332212 is an abundant number, since it is smaller than the sum of its proper divisors (275362444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253332212 is a wasteful number, since it uses less digits than its factorization.
253332212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 393407 (or 393405 counting only the distinct ones).
The product of its digits is 2160, while the sum is 23.
The square root of 253332212 is about 15916.4132894318. The cubic root of 253332212 is about 632.7470636198.
Adding to 253332212 its reverse (212233352), we get a palindrome (465565564).
The spelling of 253332212 in words is "two hundred fifty-three million, three hundred thirty-two thousand, two hundred twelve".
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