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30314692 = 2237257797
BaseRepresentation
bin111001110100…
…1000011000100
32010001010221101
41303221003010
530230032232
63001425444
7515446012
oct163510304
963033841
1030314692
1116125971
12a19b284
1363852b5
1440518b2
1529dc1e7
hex1ce90c4

30314692 has 24 divisors (see below), whose sum is σ = 54765144. Its totient is φ = 14671872.

The previous prime is 30314663. The next prime is 30314693. The reversal of 30314692 is 29641303.

It can be written as a sum of positive squares in 4 ways, for example, as 19855936 + 10458756 = 4456^2 + 3234^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 30314692.

It is not an unprimeable number, because it can be changed into a prime (30314693) 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, 37638 + ... + 38434.

It is an arithmetic number, because the mean of its divisors is an integer number (2281881).

Almost surely, 230314692 is an apocalyptic number.

It is an amenable number.

30314692 is a deficient number, since it is larger than the sum of its proper divisors (24450452).

30314692 is a wasteful number, since it uses less digits than its factorization.

30314692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095 (or 1093 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 30314692 is about 5505.8779499731. The cubic root of 30314692 is about 311.8059416736.

Adding to 30314692 its reverse (29641303), we get a palindrome (59955995).

The spelling of 30314692 in words is "thirty million, three hundred fourteen thousand, six hundred ninety-two".

Divisors: 1 2 4 37 74 148 257 514 797 1028 1594 3188 9509 19018 29489 38036 58978 117956 204829 409658 819316 7578673 15157346 30314692