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9720095 = 571125247
BaseRepresentation
bin100101000101…
…000100011111
3200021211110112
4211011010133
54442020340
6544200235
7145422320
oct45050437
920254415
109720095
115539940
12330907b
132024348
141410447
15cc0065
hex94511f

9720095 has 16 divisors (see below), whose sum is σ = 14542848. Its totient is φ = 6059040.

The previous prime is 9720089. The next prime is 9720097. The reversal of 9720095 is 5900279.

It is not a de Polignac number, because 9720095 - 26 = 9720031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9720097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12239 + ... + 13008.

It is an arithmetic number, because the mean of its divisors is an integer number (908928).

Almost surely, 29720095 is an apocalyptic number.

9720095 is a deficient number, since it is larger than the sum of its proper divisors (4822753).

9720095 is a wasteful number, since it uses less digits than its factorization.

9720095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25270.

The product of its (nonzero) digits is 5670, while the sum is 32.

The square root of 9720095 is about 3117.7066892189. The cubic root of 9720095 is about 213.4142935446.

The spelling of 9720095 in words is "nine million, seven hundred twenty thousand, ninety-five".

Divisors: 1 5 7 11 35 55 77 385 25247 126235 176729 277717 883645 1388585 1944019 9720095