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101627000285 = 520325400057
BaseRepresentation
bin101111010100101110…
…0001111010111011101
3100201022120010112001112
41132221130033113131
53131113003002120
6114404203151405
710225261151366
oct1365134172735
9321276115045
10101627000285
113a110879538
1217842815565
139777909cc5
144cc1182b6d
15299bebdbc5
hex17a970f5dd

101627000285 has 4 divisors (see below), whose sum is σ = 121952400348. Its totient is φ = 81301600224.

The previous prime is 101627000269. The next prime is 101627000287. The reversal of 101627000285 is 582000726101.

101627000285 = 2254182 + 2254192.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 50813274724 + 50813725561 = 225418^2 + 225419^2 .

It is a cyclic number.

It is not a de Polignac number, because 101627000285 - 24 = 101627000269 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 (101627000287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10162700024 + ... + 10162700033.

It is an arithmetic number, because the mean of its divisors is an integer number (30488100087).

Almost surely, 2101627000285 is an apocalyptic number.

101627000285 is the 225419-th centered square number.

It is an amenable number.

101627000285 is a deficient number, since it is larger than the sum of its proper divisors (20325400063).

101627000285 is an equidigital number, since it uses as much as digits as its factorization.

101627000285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20325400062.

The product of its (nonzero) digits is 6720, while the sum is 32.

Adding to 101627000285 its reverse (582000726101), we get a palindrome (683627726386).

The spelling of 101627000285 in words is "one hundred one billion, six hundred twenty-seven million, two hundred eighty-five", and thus it is an aban number.

Divisors: 1 5 20325400057 101627000285