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1201313010005 = 52312918091557
BaseRepresentation
bin10001011110110011110…
…101011101000101010101
311020211210120100221002122
4101132303311131011111
5124140242112310010
62315513042545325
7152535441050363
oct21366365350525
94224716327078
101201313010005
1142352396aa29
121749a5368245
138938b6295c4
1442202a74633
15213b00ea855
hex117b3d5d155

1201313010005 has 16 divisors (see below), whose sum is σ = 1505418182784. Its totient is φ = 918553437120.

The previous prime is 1201313009987. The next prime is 1201313010061. The reversal of 1201313010005 is 5000103131021.

It is not a de Polignac number, because 1201313010005 - 240 = 101801382229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3897314 + ... + 4194243.

It is an arithmetic number, because the mean of its divisors is an integer number (94088636424).

Almost surely, 21201313010005 is an apocalyptic number.

It is an amenable number.

1201313010005 is a deficient number, since it is larger than the sum of its proper divisors (304105172779).

1201313010005 is a wasteful number, since it uses less digits than its factorization.

1201313010005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8092876.

The product of its (nonzero) digits is 90, while the sum is 17.

Adding to 1201313010005 its reverse (5000103131021), we get a palindrome (6201416141026).

The spelling of 1201313010005 in words is "one trillion, two hundred one billion, three hundred thirteen million, ten thousand, five".

Divisors: 1 5 23 115 1291 6455 29693 148465 8091557 40457785 186105811 930529055 10446200087 52231000435 240262602001 1201313010005