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82106010501 = 327368670167
BaseRepresentation
bin100110001110111100…
…1100100101110000101
321211221002221111021220
41030131321210232011
52321123114314001
6101415144430553
75634443400624
oct1143571445605
9254832844256
1082106010501
113190377aa29
1213ab5178459
137986548688
143d8c74b6bb
152208321c36
hex131de64b85

82106010501 has 4 divisors (see below), whose sum is σ = 109474680672. Its totient is φ = 54737340332.

The previous prime is 82106010439. The next prime is 82106010521. The reversal of 82106010501 is 10501060128.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 82106010501 - 218 = 82105748357 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82106010521) 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 3 ways as a sum of consecutive naturals, for example, 13684335081 + ... + 13684335086.

It is an arithmetic number, because the mean of its divisors is an integer number (27368670168).

Almost surely, 282106010501 is an apocalyptic number.

It is an amenable number.

82106010501 is a deficient number, since it is larger than the sum of its proper divisors (27368670171).

82106010501 is a wasteful number, since it uses less digits than its factorization.

82106010501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27368670170.

The product of its (nonzero) digits is 480, while the sum is 24.

Adding to 82106010501 its reverse (10501060128), we get a palindrome (92607070629).

The spelling of 82106010501 in words is "eighty-two billion, one hundred six million, ten thousand, five hundred one".

Divisors: 1 3 27368670167 82106010501