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30065361 = 310991943
BaseRepresentation
bin111001010110…
…0001011010001
32002120110220220
41302230023101
530144042421
62552223253
7513360054
oct162541321
962513826
1030065361
1115a75607
12a09ab29
1362c8971
143dc8a9b
15298d3c6
hex1cac2d1

30065361 has 8 divisors (see below), whose sum is σ = 40455360. Its totient is φ = 19859472.

The previous prime is 30065351. The next prime is 30065407. The reversal of 30065361 is 16356003.

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

It is not a de Polignac number, because 30065361 - 210 = 30064337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30065311) 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, 45645 + ... + 46298.

It is an arithmetic number, because the mean of its divisors is an integer number (5056920).

Almost surely, 230065361 is an apocalyptic number.

It is an amenable number.

30065361 is a deficient number, since it is larger than the sum of its proper divisors (10389999).

30065361 is a wasteful number, since it uses less digits than its factorization.

30065361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92055.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 30065361 is about 5483.1889444009. The cubic root of 30065361 is about 310.9487444954.

The spelling of 30065361 in words is "thirty million, sixty-five thousand, three hundred sixty-one".

Divisors: 1 3 109 327 91943 275829 10021787 30065361