Base | Representation |
---|---|
bin | 1111110110101… |
… | …10110000010101 |
3 | 100021021002222211 |
4 | 13323112300111 |
5 | 233022001323 |
6 | 21110353421 |
7 | 3203324503 |
oct | 773266025 |
9 | 307232884 |
10 | 133000213 |
11 | 69091035 |
12 | 3865b871 |
13 | 21729268 |
14 | 13941673 |
15 | ba2270d |
hex | 7ed6c15 |
133000213 has 8 divisors (see below), whose sum is σ = 134900480. Its totient is φ = 131105520.
The previous prime is 133000211. The next prime is 133000229. The reversal of 133000213 is 312000331.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 133000213 - 21 = 133000211 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 133000193 and 133000202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (133000211) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75523 + ... + 77263.
It is an arithmetic number, because the mean of its divisors is an integer number (16862560).
Almost surely, 2133000213 is an apocalyptic number.
It is an amenable number.
133000213 is a deficient number, since it is larger than the sum of its proper divisors (1900267).
133000213 is an equidigital number, since it uses as much as digits as its factorization.
133000213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2787.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 133000213 is about 11532.5718293883. The cubic root of 133000213 is about 510.4471446942.
Adding to 133000213 its reverse (312000331), we get a palindrome (445000544).
The spelling of 133000213 in words is "one hundred thirty-three million, two hundred thirteen", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.107 sec. • engine limits •