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12302025048 = 2332170861459
BaseRepresentation
bin10110111010100001…
…00000000101011000
31011202100102121211100
423131100200011120
5200143304300143
65352415031400
7613566326145
oct133520400530
934670377740
1012302025048
115243199555
122473b0b560
1312108c1281
14849b9b3cc
154c002e6d3
hex2dd420158

12302025048 has 24 divisors (see below), whose sum is σ = 33317984700. Its totient is φ = 4100674992.

The previous prime is 12302025017. The next prime is 12302025049. The reversal of 12302025048 is 84052020321.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12302025049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85430658 + ... + 85430801.

Almost surely, 212302025048 is an apocalyptic number.

12302025048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12302025048 is an abundant number, since it is smaller than the sum of its proper divisors (21015959652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12302025048 is a wasteful number, since it uses less digits than its factorization.

12302025048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170861471 (or 170861464 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

Adding to 12302025048 its reverse (84052020321), we get a palindrome (96354045369).

The spelling of 12302025048 in words is "twelve billion, three hundred two million, twenty-five thousand, forty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 170861459 341722918 512584377 683445836 1025168754 1366891672 1537753131 2050337508 3075506262 4100675016 6151012524 12302025048