Base | Representation |
---|---|
bin | 11001011110110… |
… | …11111111010001 |
3 | 112220020020100011 |
4 | 30233123333101 |
5 | 414210341001 |
6 | 33113354521 |
7 | 5203642555 |
oct | 1457337721 |
9 | 486206304 |
10 | 213762001 |
11 | aa732612 |
12 | 5b708a41 |
13 | 353952bb |
14 | 20565865 |
15 | 13b76d51 |
hex | cbdbfd1 |
213762001 has 4 divisors (see below), whose sum is σ = 215393904. Its totient is φ = 212130100.
The previous prime is 213761993. The next prime is 213762013. The reversal of 213762001 is 100267312.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 213762001 - 23 = 213761993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (213763001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 815755 + ... + 816016.
It is an arithmetic number, because the mean of its divisors is an integer number (53848476).
Almost surely, 2213762001 is an apocalyptic number.
It is an amenable number.
213762001 is a deficient number, since it is larger than the sum of its proper divisors (1631903).
213762001 is a wasteful number, since it uses less digits than its factorization.
213762001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1631902.
The product of its (nonzero) digits is 504, while the sum is 22.
The square root of 213762001 is about 14620.6019369929. The cubic root of 213762001 is about 597.9205803858.
The spelling of 213762001 in words is "two hundred thirteen million, seven hundred sixty-two thousand, one".
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