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30710804 = 2241271691
BaseRepresentation
bin111010100100…
…1110000010100
32010210021022012
41311021300110
530330221204
63014123352
7522015605
oct165116024
963707265
1030710804
1116376533
12a350558
136493697
144115dac
152a6976e
hex1d49c14

30710804 has 24 divisors (see below), whose sum is σ = 55337856. Its totient is φ = 14904000.

The previous prime is 30710803. The next prime is 30710809. The reversal of 30710804 is 40801703.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30710804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30710803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44099 + ... + 44789.

It is an arithmetic number, because the mean of its divisors is an integer number (2305744).

Almost surely, 230710804 is an apocalyptic number.

It is an amenable number.

30710804 is a deficient number, since it is larger than the sum of its proper divisors (24627052).

30710804 is a wasteful number, since it uses less digits than its factorization.

30710804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007 (or 1005 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 30710804 is about 5541.7329419596. The cubic root of 30710804 is about 313.1581572000.

It can be divided in two parts, 307 and 10804, that added together give a palindrome (11111).

The spelling of 30710804 in words is "thirty million, seven hundred ten thousand, eight hundred four".

Divisors: 1 2 4 41 82 164 271 542 691 1084 1382 2764 11111 22222 28331 44444 56662 113324 187261 374522 749044 7677701 15355402 30710804