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30230362 = 219378317
BaseRepresentation
bin111001101010…
…0011101011010
32002212212021001
41303110131122
530214332422
62555535214
7514645111
oct163243532
962785231
1030230362
1116078578
12a15a50a
136355ab6
14402cc78
1529c2227
hex1cd475a

30230362 has 8 divisors (see below), whose sum is σ = 45581076. Its totient is φ = 15036672.

The previous prime is 30230339. The next prime is 30230381. The reversal of 30230362 is 26303203.

It can be written as a sum of positive squares in 2 ways, for example, as 29713401 + 516961 = 5451^2 + 719^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38773 + ... + 39544.

Almost surely, 230230362 is an apocalyptic number.

30230362 is a deficient number, since it is larger than the sum of its proper divisors (15350714).

30230362 is a wasteful number, since it uses less digits than its factorization.

30230362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78512.

The product of its (nonzero) digits is 648, while the sum is 19.

The square root of 30230362 is about 5498.2144374333. The cubic root of 30230362 is about 311.5165438784.

Adding to 30230362 its reverse (26303203), we get a palindrome (56533565).

The spelling of 30230362 in words is "thirty million, two hundred thirty thousand, three hundred sixty-two".

Divisors: 1 2 193 386 78317 156634 15115181 30230362