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30313329 = 317594379
BaseRepresentation
bin111001110100…
…0101101110001
32010001002001220
41303220231301
530230011304
63001415253
7515442024
oct163505561
963032056
1030313329
1116124942
12a19a529
1363847a7
1440511bb
1529dbad9
hex1ce8b71

30313329 has 8 divisors (see below), whose sum is σ = 42795360. Its totient is φ = 19020096.

The previous prime is 30313321. The next prime is 30313331. The reversal of 30313329 is 92331303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 30313329 - 23 = 30313321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30313299 and 30313308.

It is not an unprimeable number, because it can be changed into a prime (30313321) 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, 297139 + ... + 297240.

It is an arithmetic number, because the mean of its divisors is an integer number (5349420).

Almost surely, 230313329 is an apocalyptic number.

It is an amenable number.

30313329 is a deficient number, since it is larger than the sum of its proper divisors (12482031).

30313329 is a wasteful number, since it uses less digits than its factorization.

30313329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594399.

The product of its (nonzero) digits is 1458, while the sum is 24.

The square root of 30313329 is about 5505.7541717734. The cubic root of 30313329 is about 311.8012684955.

The spelling of 30313329 in words is "thirty million, three hundred thirteen thousand, three hundred twenty-nine".

Divisors: 1 3 17 51 594379 1783137 10104443 30313329