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30230774 = 275936599
BaseRepresentation
bin111001101010…
…0100011110110
32002212212211022
41303110203312
530214341044
62555541142
7514646240
oct163244366
962785738
1030230774
1116078912
12a15a7b2
136356042
14402d090
1529c23ee
hex1cd48f6

30230774 has 16 divisors (see below), whose sum is σ = 52704000. Its totient is φ = 12736104.

The previous prime is 30230741. The next prime is 30230779. The reversal of 30230774 is 47703203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30230779) 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, 17474 + ... + 19125.

It is an arithmetic number, because the mean of its divisors is an integer number (3294000).

Almost surely, 230230774 is an apocalyptic number.

30230774 is a deficient number, since it is larger than the sum of its proper divisors (22473226).

30230774 is a wasteful number, since it uses less digits than its factorization.

30230774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36667.

The product of its (nonzero) digits is 3528, while the sum is 26.

The square root of 30230774 is about 5498.2519040146. The cubic root of 30230774 is about 311.5179590586.

Adding to 30230774 its reverse (47703203), we get a palindrome (77933977).

The spelling of 30230774 in words is "thirty million, two hundred thirty thousand, seven hundred seventy-four".

Divisors: 1 2 7 14 59 118 413 826 36599 73198 256193 512386 2159341 4318682 15115387 30230774