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11203012 = 2214918797
BaseRepresentation
bin101010101111…
…000111000100
3210002011122101
4222233013010
510331444022
61040041444
7164136562
oct52570704
923064571
1011203012
116361a97
123903284
132423302
1416b8a32
15eb4627
hexaaf1c4

11203012 has 12 divisors (see below), whose sum is σ = 19737900. Its totient is φ = 5563616.

The previous prime is 11202991. The next prime is 11203013. The reversal of 11203012 is 21030211.

11203012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5171076 + 6031936 = 2274^2 + 2456^2 .

It is a pancake number, because a pancake can be divided into 11203012 parts by 4733 straight cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 11203012.

It is not an unprimeable number, because it can be changed into a prime (11203013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8803 + ... + 9994.

It is an arithmetic number, because the mean of its divisors is an integer number (1644825).

Almost surely, 211203012 is an apocalyptic number.

It is an amenable number.

11203012 is a deficient number, since it is larger than the sum of its proper divisors (8534888).

11203012 is a wasteful number, since it uses less digits than its factorization.

11203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18950 (or 18948 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 11203012 is about 3347.0900794571. The cubic root of 11203012 is about 223.7578431132.

Adding to 11203012 its reverse (21030211), we get a palindrome (32233223).

The spelling of 11203012 in words is "eleven million, two hundred three thousand, twelve".

Divisors: 1 2 4 149 298 596 18797 37594 75188 2800753 5601506 11203012