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105235513244 = 2243172478423
BaseRepresentation
bin110001000000010000…
…1100111111110011100
3101001122001011222020122
41202000201213332130
53211010242410434
6120202230134112
710413556050341
oct1420041477634
9331561158218
10105235513244
11406a2781754
121848b1b1338
139c013aab84
14514450a7c8
152b0dbb2c2e
hex1880867f9c

105235513244 has 24 divisors (see below), whose sum is σ = 184636827648. Its totient is φ = 52482198320.

The previous prime is 105235513193. The next prime is 105235513247. The reversal of 105235513244 is 442315532501.

105235513244 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1052355132442 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105235513247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12489617 + ... + 12498039.

It is an arithmetic number, because the mean of its divisors is an integer number (7693201152).

Almost surely, 2105235513244 is an apocalyptic number.

It is an amenable number.

105235513244 is a deficient number, since it is larger than the sum of its proper divisors (79401314404).

105235513244 is a wasteful number, since it uses less digits than its factorization.

105235513244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16105 (or 16103 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 105235513244 in words is "one hundred five billion, two hundred thirty-five million, five hundred thirteen thousand, two hundred forty-four".

Divisors: 1 2 4 431 862 1724 7247 8423 14494 16846 28988 33692 3123457 3630313 6246914 7260626 12493828 14521252 61041481 122082962 244165924 26308878311 52617756622 105235513244