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20430096760 = 235510752419
BaseRepresentation
bin10011000001101110…
…101000100101111000
31221201210211110002101
4103001232220211320
5313320101044020
613215131513144
71322163646213
oct230156504570
957653743071
1020430096760
118734291097
123b61bb87b4
131c07826268
14dbb48277a
157e88c700a
hex4c1ba8978

20430096760 has 16 divisors (see below), whose sum is σ = 45967717800. Its totient is φ = 8172038688.

The previous prime is 20430096751. The next prime is 20430096787. The reversal of 20430096760 is 6769003402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255376170 + ... + 255376249.

Almost surely, 220430096760 is an apocalyptic number.

20430096760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20430096760 is an abundant number, since it is smaller than the sum of its proper divisors (25537621040).

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

20430096760 is a wasteful number, since it uses less digits than its factorization.

20430096760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510752430 (or 510752426 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 37.

The spelling of 20430096760 in words is "twenty billion, four hundred thirty million, ninety-six thousand, seven hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 510752419 1021504838 2043009676 2553762095 4086019352 5107524190 10215048380 20430096760