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30339696 = 2431737181
BaseRepresentation
bin111001110111…
…1001001110000
32010002102020110
41303233021300
530231332241
63002141320
7515611632
oct163571160
963072213
1030339696
1116142732
12a1b1840
1363937aa
14405aa52
1529e4816
hex1cef270

30339696 has 40 divisors (see below), whose sum is σ = 82990224. Its totient is φ = 9518080.

The previous prime is 30339689. The next prime is 30339697. The reversal of 30339696 is 69693303.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30339697) 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, 17775 + ... + 19406.

Almost surely, 230339696 is an apocalyptic number.

It is an amenable number.

30339696 is an abundant number, since it is smaller than the sum of its proper divisors (52650528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30339696 is a wasteful number, since it uses less digits than its factorization.

30339696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37209 (or 37203 counting only the distinct ones).

The product of its (nonzero) digits is 78732, while the sum is 39.

The square root of 30339696 is about 5508.1481461558. The cubic root of 30339696 is about 311.8916454771.

The spelling of 30339696 in words is "thirty million, three hundred thirty-nine thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 17 24 34 48 51 68 102 136 204 272 408 816 37181 74362 111543 148724 223086 297448 446172 594896 632077 892344 1264154 1784688 1896231 2528308 3792462 5056616 7584924 10113232 15169848 30339696