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30230363 = 318910957
BaseRepresentation
bin111001101010…
…0011101011011
32002212212021002
41303110131123
530214332423
62555535215
7514645112
oct163243533
962785232
1030230363
1116078579
12a15a50b
136355ab7
14402cc79
1529c2228
hex1cd475b

30230363 has 8 divisors (see below), whose sum is σ = 31559040. Its totient is φ = 28923840.

The previous prime is 30230339. The next prime is 30230381. The reversal of 30230363 is 36303203.

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 30230363 - 28 = 30230107 is a prime.

It is a super-2 number, since 2×302303632 = 1827749694223538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30230323) 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, 2720 + ... + 8237.

It is an arithmetic number, because the mean of its divisors is an integer number (3944880).

Almost surely, 230230363 is an apocalyptic number.

30230363 is a deficient number, since it is larger than the sum of its proper divisors (1328677).

30230363 is a wasteful number, since it uses less digits than its factorization.

30230363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11077.

The product of its (nonzero) digits is 972, while the sum is 20.

The square root of 30230363 is about 5498.2145283719. The cubic root of 30230363 is about 311.5165473133.

Adding to 30230363 its reverse (36303203), we get a palindrome (66533566).

The spelling of 30230363 in words is "thirty million, two hundred thirty thousand, three hundred sixty-three".

Divisors: 1 31 89 2759 10957 339667 975173 30230363