Base | Representation |
---|---|
bin | 1100010111000100011… |
… | …1010100011001001010 |
3 | 202022010010010200100202 |
4 | 3011301013110121022 |
5 | 11434343343011300 |
6 | 241315221532202 |
7 | 21225154630520 |
oct | 3056107243112 |
9 | 668103120322 |
10 | 212351141450 |
11 | 8206a757618 |
12 | 351a3b74062 |
13 | 170421495b6 |
14 | a3c65c6310 |
15 | 57cc956ad5 |
hex | 31711d464a |
212351141450 has 48 divisors (see below), whose sum is σ = 454387357824. Its totient is φ = 72323928000.
The previous prime is 212351141447. The next prime is 212351141459. The reversal of 212351141450 is 54141153212.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (212351141459) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1956149 + ... + 2061848.
It is an arithmetic number, because the mean of its divisors is an integer number (9466403288).
Almost surely, 2212351141450 is an apocalyptic number.
212351141450 is an abundant number, since it is smaller than the sum of its proper divisors (242036216374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212351141450 is a wasteful number, since it uses less digits than its factorization.
212351141450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4018167 (or 4018162 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 29.
Adding to 212351141450 its reverse (54141153212), we get a palindrome (266492294662).
The spelling of 212351141450 in words is "two hundred twelve billion, three hundred fifty-one million, one hundred forty-one thousand, four hundred fifty".
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