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11204541145 = 57273626477
BaseRepresentation
bin10100110111101011…
…11011101011011001
31001220212022122221101
422123311323223121
5140421330304040
65051452111401
7544442012500
oct123365735331
931825278841
1011204541145
11482a742666
122208465561
131097411905
14784115837
154589e409a
hex29bd7bad9

11204541145 has 24 divisors (see below), whose sum is σ = 15854905224. Its totient is φ = 7577853696.

The previous prime is 11204541133. The next prime is 11204541197. The reversal of 11204541145 is 54114540211.

It can be written as a sum of positive squares in 4 ways, for example, as 627652809 + 10576888336 = 25053^2 + 102844^2 .

It is a de Polignac number, because none of the positive numbers 2k-11204541145 is a prime.

It is a super-2 number, since 2×112045411452 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 295354 + ... + 331123.

It is an arithmetic number, because the mean of its divisors is an integer number (660621051).

Almost surely, 211204541145 is an apocalyptic number.

It is an amenable number.

11204541145 is a deficient number, since it is larger than the sum of its proper divisors (4650364079).

11204541145 is an equidigital number, since it uses as much as digits as its factorization.

11204541145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626569 (or 626562 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The spelling of 11204541145 in words is "eleven billion, two hundred four million, five hundred forty-one thousand, one hundred forty-five".

Divisors: 1 5 7 35 49 73 245 365 511 2555 3577 17885 626477 3132385 4385339 21926695 30697373 45732821 153486865 228664105 320129747 1600648735 2240908229 11204541145