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1014130405 = 52816011201
BaseRepresentation
bin111100011100100…
…110011011100101
32121200021011101101
4330130212123211
54034104133110
6244344200101
734062652261
oct7434463345
92550234341
101014130405
114804a5202
12243769031
13132146a82
14989890a1
155e07313a
hex3c7266e5

1014130405 has 16 divisors (see below), whose sum is σ = 1224337968. Its totient is φ = 806400000.

The previous prime is 1014130399. The next prime is 1014130451. The reversal of 1014130405 is 5040314101.

It can be written as a sum of positive squares in 8 ways, for example, as 27730756 + 986399649 = 5266^2 + 31407^2 .

It is not a de Polignac number, because 1014130405 - 27 = 1014130277 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 843805 + ... + 845005.

It is an arithmetic number, because the mean of its divisors is an integer number (76521123).

Almost surely, 21014130405 is an apocalyptic number.

It is an amenable number.

1014130405 is a deficient number, since it is larger than the sum of its proper divisors (210207563).

1014130405 is a wasteful number, since it uses less digits than its factorization.

1014130405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1014130405 is about 31845.4141910574. The cubic root of 1014130405 is about 1004.6881221646.

Adding to 1014130405 its reverse (5040314101), we get a palindrome (6054444506).

The spelling of 1014130405 in words is "one billion, fourteen million, one hundred thirty thousand, four hundred five".

Divisors: 1 5 281 601 1201 1405 3005 6005 168881 337481 721801 844405 1687405 3609005 202826081 1014130405