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10660320415 = 54152001563
BaseRepresentation
bin10011110110110011…
…11001010010011111
31000111221021101110001
421323121321102133
5133313020223130
64521451355131
7525113141233
oct117331712237
930457241401
1010660320415
114580522568
122096152aa7
13100b745b04
14731b2c5c3
15425d436ca
hex27b67949f

10660320415 has 8 divisors (see below), whose sum is σ = 13104394128. Its totient is φ = 8320249920.

The previous prime is 10660320403. The next prime is 10660320421. The reversal of 10660320415 is 51402306601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10660320415 - 25 = 10660320383 is a prime.

It is a super-2 number, since 2×106603204152 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26000577 + ... + 26000986.

It is an arithmetic number, because the mean of its divisors is an integer number (1638049266).

Almost surely, 210660320415 is an apocalyptic number.

10660320415 is a deficient number, since it is larger than the sum of its proper divisors (2444073713).

10660320415 is an equidigital number, since it uses as much as digits as its factorization.

10660320415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52001609.

The product of its (nonzero) digits is 4320, while the sum is 28.

The spelling of 10660320415 in words is "ten billion, six hundred sixty million, three hundred twenty thousand, four hundred fifteen".

Divisors: 1 5 41 205 52001563 260007815 2132064083 10660320415