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12300130442 = 240181118911
BaseRepresentation
bin10110111010010010…
…10001100010001010
31011202012212100220202
423131021101202022
5200142313133232
65352310252202
7613544245415
oct133511214212
934665770822
1012300130442
115242115066
122473357062
1312103a9ac2
14849826b7c
154beca8162
hex2dd25188a

12300130442 has 16 divisors (see below), whose sum is σ = 18519992064. Its totient is φ = 6126840000.

The previous prime is 12300130429. The next prime is 12300130477. The reversal of 12300130442 is 24403100321.

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, 640967 + ... + 659877.

It is an arithmetic number, because the mean of its divisors is an integer number (1157499504).

Almost surely, 212300130442 is an apocalyptic number.

12300130442 is a deficient number, since it is larger than the sum of its proper divisors (6219861622).

12300130442 is a wasteful number, since it uses less digits than its factorization.

12300130442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20125.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12300130442 its reverse (24403100321), we get a palindrome (36703230763).

The spelling of 12300130442 in words is "twelve billion, three hundred million, one hundred thirty thousand, four hundred forty-two".

Divisors: 1 2 401 802 811 1622 18911 37822 325211 650422 7583311 15166622 15336821 30673642 6150065221 12300130442