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14931030 = 235497701
BaseRepresentation
bin111000111101…
…010001010110
31001002120112010
4320331101112
512310243110
61252005050
7240624462
oct70752126
931076463
1014931030
1184789a4
125000786
13312a13a
141da94a2
15149e020
hexe3d456

14931030 has 16 divisors (see below), whose sum is σ = 35834544. Its totient is φ = 3981600.

The previous prime is 14931023. The next prime is 14931053. The reversal of 14931030 is 3013941.

It is a junction number, because it is equal to n+sod(n) for n = 14930988 and 14931006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248821 + ... + 248880.

It is an arithmetic number, because the mean of its divisors is an integer number (2239659).

Almost surely, 214931030 is an apocalyptic number.

14931030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14931030 is an abundant number, since it is smaller than the sum of its proper divisors (20903514).

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

14931030 is a wasteful number, since it uses less digits than its factorization.

14931030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497711.

The product of its (nonzero) digits is 324, while the sum is 21.

The square root of 14931030 is about 3864.0690987610. The cubic root of 14931030 is about 246.2426385149.

Adding to 14931030 its reverse (3013941), we get a palindrome (17944971).

The spelling of 14931030 in words is "fourteen million, nine hundred thirty-one thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 497701 995402 1493103 2488505 2986206 4977010 7465515 14931030