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105056105500 = 2253210112211
BaseRepresentation
bin110000111010111010…
…1001111010000011100
3101001011112121010002101
41201311311033100130
53210123330334000
6120132340534444
710406250106603
oct1416565172034
9331145533071
10105056105500
1140610483a95
121843b0b1424
139ba3183748
145128768a3a
152aed074e6a
hex1875d4f41c

105056105500 has 24 divisors (see below), whose sum is σ = 229442535504. Its totient is φ = 42022442000.

The previous prime is 105056105477. The next prime is 105056105507. The reversal of 105056105500 is 5501650501.

It is a super-2 number, since 2×1050561055002 (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 (105056105507) by changing a digit.

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, 105055606 + ... + 105056605.

It is an arithmetic number, because the mean of its divisors is an integer number (9560105646).

Almost surely, 2105056105500 is an apocalyptic number.

105056105500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

105056105500 is an abundant number, since it is smaller than the sum of its proper divisors (124386430004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

105056105500 is a wasteful number, since it uses less digits than its factorization.

105056105500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210112230 (or 210112218 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 28.

The spelling of 105056105500 in words is "one hundred five billion, fifty-six million, one hundred five thousand, five hundred".

Divisors: 1 2 4 5 10 20 25 50 100 125 250 500 210112211 420224422 840448844 1050561055 2101122110 4202244220 5252805275 10505610550 21011221100 26264026375 52528052750 105056105500