Base | Representation |
---|---|
bin | 111010000000… |
… | …1001011101001 |
3 | 2010020011112121 |
4 | 1310001023221 |
5 | 30241213140 |
6 | 3003511241 |
7 | 516340141 |
oct | 164011351 |
9 | 63204477 |
10 | 30413545 |
11 | 16193168 |
12 | a228521 |
13 | 63bb2a6 |
14 | 4079921 |
15 | 2a0b64a |
hex | 1d012e9 |
30413545 has 8 divisors (see below), whose sum is σ = 36550080. Its totient is φ = 24294960.
The previous prime is 30413533. The next prime is 30413557. The reversal of 30413545 is 54531403.
It is an interprime number because it is at equal distance from previous prime (30413533) and next prime (30413557).
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30413545 - 27 = 30413417 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421 + ... + 7810.
It is an arithmetic number, because the mean of its divisors is an integer number (4568760).
Almost surely, 230413545 is an apocalyptic number.
It is an amenable number.
30413545 is a deficient number, since it is larger than the sum of its proper divisors (6136535).
30413545 is an equidigital number, since it uses as much as digits as its factorization.
30413545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8975.
The product of its (nonzero) digits is 3600, while the sum is 25.
The square root of 30413545 is about 5514.8476860200. The cubic root of 30413545 is about 312.1444959941.
Adding to 30413545 its reverse (54531403), we get a palindrome (84944948).
The spelling of 30413545 in words is "thirty million, four hundred thirteen thousand, five hundred forty-five".
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