Base | Representation |
---|---|
bin | 11001011010111… |
… | …11111110010000 |
3 | 112212021102112111 |
4 | 30231133332100 |
5 | 414043112112 |
6 | 33054435104 |
7 | 5166425605 |
oct | 1455377620 |
9 | 485242474 |
10 | 213254032 |
11 | aa415a02 |
12 | 5b502a94 |
13 | 35248024 |
14 | 204726ac |
15 | 13ac65a7 |
hex | cb5ff90 |
213254032 has 40 divisors (see below), whose sum is σ = 421313312. Its totient is φ = 104544000.
The previous prime is 213254009. The next prime is 213254039. The reversal of 213254032 is 230452312.
It is a junction number, because it is equal to n+sod(n) for n = 213253994 and 213254012.
It is not an unprimeable number, because it can be changed into a prime (213254039) 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 7 ways as a sum of consecutive naturals, for example, 354532 + ... + 355132.
Almost surely, 2213254032 is an apocalyptic number.
It is an amenable number.
213254032 is a deficient number, since it is larger than the sum of its proper divisors (208059280).
213254032 is a wasteful number, since it uses less digits than its factorization.
213254032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1007 (or 1001 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
The square root of 213254032 is about 14603.2199189083. The cubic root of 213254032 is about 597.4465859127.
The spelling of 213254032 in words is "two hundred thirteen million, two hundred fifty-four thousand, thirty-two".
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