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30850323 = 376124083
BaseRepresentation
bin111010110101…
…1110100010011
32011001100200120
41311223310103
530344202243
63021121323
7523136430
oct165536423
964040616
1030850323
1116461339
12a3b9243
13651203a
144150b87
152a95c83
hex1d6bd13

30850323 has 16 divisors (see below), whose sum is σ = 47782656. Its totient is φ = 17339040.

The previous prime is 30850289. The next prime is 30850331. The reversal of 30850323 is 32305803.

It is not a de Polignac number, because 30850323 - 29 = 30849811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30850293 and 30850302.

It is not an unprimeable number, because it can be changed into a prime (30850723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10761 + ... + 13322.

It is an arithmetic number, because the mean of its divisors is an integer number (2986416).

Almost surely, 230850323 is an apocalyptic number.

30850323 is a deficient number, since it is larger than the sum of its proper divisors (16932333).

30850323 is a wasteful number, since it uses less digits than its factorization.

30850323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24154.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 30850323 is about 5554.3067074118. The cubic root of 30850323 is about 313.6316660884.

The spelling of 30850323 in words is "thirty million, eight hundred fifty thousand, three hundred twenty-three".

Divisors: 1 3 7 21 61 183 427 1281 24083 72249 168581 505743 1469063 4407189 10283441 30850323