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101111010001100 = 225211182350421887
BaseRepresentation
bin10110111111010110111101…
…110101011000000011001100
3111021000010012010122022011222
4112333112331311120003030
5101223100322030013400
6555013431242502512
730204013041265331
oct2677267565300314
9437003163568158
10101111010001100
112a242a36206a30
12b40bba8804a38
13445595bc3aa68
141ad7b28630988
15ba51e1b38185
hex5bf5bdd580cc

101111010001100 has 72 divisors (see below), whose sum is σ = 239488639746048. Its totient is φ = 36747470516800.

The previous prime is 101111010001081. The next prime is 101111010001153. The reversal of 101111010001100 is 1100010111101.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23205644 + ... + 27216243.

It is an arithmetic number, because the mean of its divisors is an integer number (3326231107584).

Almost surely, 2101111010001100 is an apocalyptic number.

101111010001100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101111010001100 is an abundant number, since it is smaller than the sum of its proper divisors (138377629744948).

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

101111010001100 is a wasteful number, since it uses less digits than its factorization.

101111010001100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50423735 (or 50423728 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 8.

Adding to 101111010001100 its reverse (1100010111101), we get a palindrome (102211020112201).

The spelling of 101111010001100 in words is "one hundred one trillion, one hundred eleven billion, ten million, one thousand, one hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 1823 3646 7292 9115 18230 20053 36460 40106 45575 80212 91150 100265 182300 200530 401060 501325 1002650 2005300 50421887 100843774 201687548 252109435 504218870 554640757 1008437740 1109281514 1260547175 2218563028 2521094350 2773203785 5042188700 5546407570 11092815140 13866018925 27732037850 55464075700 91919100001 183838200002 367676400004 459595500005 919191000010 1011110100011 1838382000020 2022220200022 2297977500025 4044440400044 4595955000050 5055550500055 9191910000100 10111101000110 20222202000220 25277752500275 50555505000550 101111010001100