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11031442430 = 251796162817
BaseRepresentation
bin10100100011000011…
…00111001111111110
31001110210121100010212
422101201213033332
5140043022124210
65022350032422
7540240466511
oct122141471776
931423540125
1011031442430
114750a63a78
12217a4a8712
13106a5b6038
14769136d78
15448700805
hex2918673fe

11031442430 has 16 divisors (see below), whose sum is σ = 19967530320. Its totient is φ = 4387924992.

The previous prime is 11031442417. The next prime is 11031442481. The reversal of 11031442430 is 3424413011.

It is a junction number, because it is equal to n+sod(n) for n = 11031442396 and 11031442405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3079619 + ... + 3083198.

It is an arithmetic number, because the mean of its divisors is an integer number (1247970645).

Almost surely, 211031442430 is an apocalyptic number.

11031442430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11031442430 is a deficient number, since it is larger than the sum of its proper divisors (8936087890).

11031442430 is a wasteful number, since it uses less digits than its factorization.

11031442430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6163003.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11031442430 its reverse (3424413011), we get a palindrome (14455855441).

The spelling of 11031442430 in words is "eleven billion, thirty-one million, four hundred forty-two thousand, four hundred thirty".

Divisors: 1 2 5 10 179 358 895 1790 6162817 12325634 30814085 61628170 1103144243 2206288486 5515721215 11031442430