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10520601071 = 53219119609
BaseRepresentation
bin10011100110001001…
…11010000111101111
31000011012100220112112
421303010322013233
5133021233213241
64455540554235
7521465430221
oct116304720757
930135326475
1010520601071
114509672332
1220573b297b
13cb8806446
1471b35c411
154189451eb
hex27313a1ef

10520601071 has 12 divisors (see below), whose sum is σ = 10779538560. Its totient is φ = 10267533120.

The previous prime is 10520601023. The next prime is 10520601073. The reversal of 10520601071 is 17010602501.

It is not a de Polignac number, because 10520601071 - 214 = 10520584687 is a prime.

It is a super-2 number, since 2×105206010712 (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 (10520601073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 526715 + ... + 546323.

It is an arithmetic number, because the mean of its divisors is an integer number (898294880).

Almost surely, 210520601071 is an apocalyptic number.

10520601071 is a deficient number, since it is larger than the sum of its proper divisors (258937489).

10520601071 is an equidigital number, since it uses as much as digits as its factorization.

10520601071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19906 (or 19853 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 23.

The spelling of 10520601071 in words is "ten billion, five hundred twenty million, six hundred one thousand, seventy-one".

Divisors: 1 53 191 2809 10123 19609 536519 1039277 3745319 55081681 198501907 10520601071