Base | Representation |
---|---|
bin | 11111100110100… |
… | …110010100110001 |
3 | 1100221200120022212 |
4 | 133212212110301 |
5 | 2041213242040 |
6 | 124340141505 |
7 | 16065505001 |
oct | 3746462461 |
9 | 1327616285 |
10 | 530212145 |
11 | 252322261 |
12 | 129697895 |
13 | 85b027c8 |
14 | 505bc001 |
15 | 31834d65 |
hex | 1f9a6531 |
530212145 has 8 divisors (see below), whose sum is σ = 651051456. Its totient is φ = 414305136.
The previous prime is 530212129. The next prime is 530212147. The reversal of 530212145 is 541212035.
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 530212145 - 24 = 530212129 is a prime.
It is a super-2 number, since 2×5302121452 = 562249837411002050, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 530212145.
It is not an unprimeable number, because it can be changed into a prime (530212147) 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, 1232837 + ... + 1233266.
It is an arithmetic number, because the mean of its divisors is an integer number (81381432).
Almost surely, 2530212145 is an apocalyptic number.
It is an amenable number.
530212145 is a deficient number, since it is larger than the sum of its proper divisors (120839311).
530212145 is a wasteful number, since it uses less digits than its factorization.
530212145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2466151.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 530212145 is about 23026.3359004423. The cubic root of 530212145 is about 809.3751951521.
The spelling of 530212145 in words is "five hundred thirty million, two hundred twelve thousand, one hundred forty-five".
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