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1010505005 = 5491411611
BaseRepresentation
bin111100001110110…
…001010100101101
32121102102222021022
4330032301110231
54032142130010
6244134343525
734020102506
oct7416612455
92542388238
101010505005
11479449404
122424baba5
13131477873
14982c3bad
155daa8d55
hex3c3b152d

1010505005 has 8 divisors (see below), whose sum is σ = 1215078624. Its totient is φ = 806755600.

The previous prime is 1010504959. The next prime is 1010505017. The reversal of 1010505005 is 5005050101.

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

It is not a de Polignac number, because 1010505005 - 28 = 1010504749 is a prime.

It is a super-2 number, since 2×10105050052 = 2042240730260100050, which 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, 203351 + ... + 208260.

It is an arithmetic number, because the mean of its divisors is an integer number (151884828).

Almost surely, 21010505005 is an apocalyptic number.

It is an amenable number.

1010505005 is a deficient number, since it is larger than the sum of its proper divisors (204573619).

1010505005 is an equidigital number, since it uses as much as digits as its factorization.

1010505005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 412107.

The product of its (nonzero) digits is 125, while the sum is 17.

The square root of 1010505005 is about 31788.4413741851. The cubic root of 1010505005 is about 1003.4894777155.

Adding to 1010505005 its reverse (5005050101), we get a palindrome (6015555106).

The spelling of 1010505005 in words is "one billion, ten million, five hundred five thousand, five".

Divisors: 1 5 491 2455 411611 2058055 202101001 1010505005