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5311105144 = 23663888143
BaseRepresentation
bin1001111001001000…
…10000100001111000
3111201010210002120221
410330210100201320
541334120331034
62235003225424
7245420435362
oct47444204170
914633702527
105311105144
112285a869a4
121042818274
13668447287
14385525d32
1521140abb4
hex13c910878

5311105144 has 8 divisors (see below), whose sum is σ = 9958322160. Its totient is φ = 2655552568.

The previous prime is 5311105127. The next prime is 5311105159. The reversal of 5311105144 is 4415011135.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 331944064 + ... + 331944079.

It is an arithmetic number, because the mean of its divisors is an integer number (1244790270).

Almost surely, 25311105144 is an apocalyptic number.

It is an amenable number.

5311105144 is a deficient number, since it is larger than the sum of its proper divisors (4647217016).

5311105144 is a wasteful number, since it uses less digits than its factorization.

5311105144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663888149 (or 663888145 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 5311105144 is about 72877.3294241769. The cubic root of 5311105144 is about 1744.7302855417.

Adding to 5311105144 its reverse (4415011135), we get a palindrome (9726116279).

The spelling of 5311105144 in words is "five billion, three hundred eleven million, one hundred five thousand, one hundred forty-four".

Divisors: 1 2 4 8 663888143 1327776286 2655552572 5311105144