Base | Representation |
---|---|
bin | 11001011010111… |
… | …01101110110100 |
3 | 112212020221221111 |
4 | 30231131232310 |
5 | 414042313402 |
6 | 33054324404 |
7 | 5166360052 |
oct | 1455355664 |
9 | 485227844 |
10 | 213244852 |
11 | aa40a017 |
12 | 5b4b9704 |
13 | 35243ab2 |
14 | 2046d1d2 |
15 | 13ac39d7 |
hex | cb5dbb4 |
213244852 has 6 divisors (see below), whose sum is σ = 373178498. Its totient is φ = 106622424.
The previous prime is 213244841. The next prime is 213244907. The reversal of 213244852 is 258442312.
It can be written as a sum of positive squares in only one way, i.e., 163175076 + 50069776 = 12774^2 + 7076^2 .
It is a congruent number.
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 as a sum of consecutive naturals, namely, 26655603 + ... + 26655610.
Almost surely, 2213244852 is an apocalyptic number.
It is an amenable number.
213244852 is a deficient number, since it is larger than the sum of its proper divisors (159933646).
213244852 is a wasteful number, since it uses less digits than its factorization.
213244852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 53311217 (or 53311215 counting only the distinct ones).
The product of its digits is 15360, while the sum is 31.
The square root of 213244852 is about 14602.9056012836. The cubic root of 213244852 is about 597.4380129785.
The spelling of 213244852 in words is "two hundred thirteen million, two hundred forty-four thousand, eight hundred fifty-two".
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