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1306000475 = 52134018463
BaseRepresentation
bin100110111010111…
…1111110001011011
310101000110200211222
41031311333301123
510133314003400
6333332042255
744235551363
oct11565776133
93330420758
101306000475
1161022653a
1230546338b
1317a759260
14c56439a3
15799c8185
hex4dd7fc5b

1306000475 has 12 divisors (see below), whose sum is σ = 1744013376. Its totient is φ = 964430880.

The previous prime is 1306000447. The next prime is 1306000477. The reversal of 1306000475 is 5740006031.

It is not a de Polignac number, because 1306000475 - 218 = 1305738331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1306000477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2008907 + ... + 2009556.

It is an arithmetic number, because the mean of its divisors is an integer number (145334448).

Almost surely, 21306000475 is an apocalyptic number.

1306000475 is a deficient number, since it is larger than the sum of its proper divisors (438012901).

1306000475 is a wasteful number, since it uses less digits than its factorization.

1306000475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018486 (or 4018481 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1306000475 is about 36138.6285711010. The cubic root of 1306000475 is about 1093.0695049785.

The spelling of 1306000475 in words is "one billion, three hundred six million, four hundred seventy-five", and thus it is an aban number.

Divisors: 1 5 13 25 65 325 4018463 20092315 52240019 100461575 261200095 1306000475