Base | Representation |
---|---|
bin | 11101111010110… |
… | …10011101110101 |
3 | 122111021010010110 |
4 | 32331122131311 |
5 | 1003222331323 |
6 | 40523213233 |
7 | 6135203511 |
oct | 1675323565 |
9 | 574233113 |
10 | 250980213 |
11 | 119743170 |
12 | 70077219 |
13 | 3ccc6903 |
14 | 25493141 |
15 | 17079793 |
hex | ef5a775 |
250980213 has 16 divisors (see below), whose sum is σ = 374930496. Its totient is φ = 147997440.
The previous prime is 250980173. The next prime is 250980217. The reversal of 250980213 is 312089052.
It is a happy number.
It is not a de Polignac number, because 250980213 - 225 = 217425781 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (250980217) 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 15 ways as a sum of consecutive naturals, for example, 101556 + ... + 103997.
It is an arithmetic number, because the mean of its divisors is an integer number (23433156).
Almost surely, 2250980213 is an apocalyptic number.
It is an amenable number.
250980213 is a deficient number, since it is larger than the sum of its proper divisors (123950283).
250980213 is a wasteful number, since it uses less digits than its factorization.
250980213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 205604.
The product of its (nonzero) digits is 4320, while the sum is 30.
The square root of 250980213 is about 15842.3550332645. The cubic root of 250980213 is about 630.7827785651.
The spelling of 250980213 in words is "two hundred fifty million, nine hundred eighty thousand, two hundred thirteen".
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