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105006000511 = 169362023627
BaseRepresentation
bin110000111001011011…
…0000110100101111111
3101001001001022111222001
41201302312012211333
53210023014004021
6120123351003131
710405101164116
oct1416266064577
9331031274861
10105006000511
1140595171405
12184263694a7
139b9598c619
145121c44c7d
152ae8979091
hex1872d8697f

105006000511 has 4 divisors (see below), whose sum is σ = 105068025832. Its totient is φ = 104943975192.

The previous prime is 105006000461. The next prime is 105006000551. The reversal of 105006000511 is 115000600501.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-105006000511 is a prime.

It is a super-2 number, since 2×1050060005112 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105006000551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31010121 + ... + 31013506.

It is an arithmetic number, because the mean of its divisors is an integer number (26267006458).

Almost surely, 2105006000511 is an apocalyptic number.

105006000511 is a deficient number, since it is larger than the sum of its proper divisors (62025321).

105006000511 is an equidigital number, since it uses as much as digits as its factorization.

105006000511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62025320.

The product of its (nonzero) digits is 150, while the sum is 19.

The spelling of 105006000511 in words is "one hundred five billion, six million, five hundred eleven", and thus it is an aban number.

Divisors: 1 1693 62023627 105006000511