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11270794895 = 5171249106163
BaseRepresentation
bin10100111111100101…
…01010111010001111
31002002110222200222222
422133302222322033
5141040310414040
65102220125555
7546205114223
oct123762527217
932073880888
1011270794895
114864085028
1222266968bb
1310a806b209
1478cc40783
1545e72ebb5
hex29fcaae8f

11270794895 has 16 divisors (see below), whose sum is σ = 14332140000. Its totient is φ = 8479371264.

The previous prime is 11270794883. The next prime is 11270794897. The reversal of 11270794895 is 59849707211.

It is a Cunningham number, because it is equal to 1061642-1.

It is a cyclic number.

It is not a de Polignac number, because 11270794895 - 218 = 11270532751 is a prime.

It is a super-2 number, since 2×112707948952 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11270794897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53084 + ... + 159246.

It is an arithmetic number, because the mean of its divisors is an integer number (895758750).

Almost surely, 211270794895 is an apocalyptic number.

11270794895 is a deficient number, since it is larger than the sum of its proper divisors (3061345105).

11270794895 is a wasteful number, since it uses less digits than its factorization.

11270794895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107434.

The product of its (nonzero) digits is 1270080, while the sum is 53.

The spelling of 11270794895 in words is "eleven billion, two hundred seventy million, seven hundred ninety-four thousand, eight hundred ninety-five".

Divisors: 1 5 17 85 1249 6245 21233 106163 106165 530815 1804771 9023855 132597587 662987935 2254158979 11270794895