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12873898230 = 235582173721
BaseRepresentation
bin10111111110101100…
…00001100011110110
31020020012111210100120
423333112001203312
5202331204220410
65525244152410
7634012220664
oct137726014366
936205453316
1012873898230
115506a86316
1225b3538706
1312a221c67b
148a1b01c34
15505343570
hex2ff5818f6

12873898230 has 32 divisors (see below), whose sum is σ = 30903082848. Its totient is φ = 3432403200.

The previous prime is 12873898217. The next prime is 12873898291. The reversal of 12873898230 is 3289837821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137770 + ... + 211490.

It is an arithmetic number, because the mean of its divisors is an integer number (965721339).

Almost surely, 212873898230 is an apocalyptic number.

12873898230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12873898230 is an abundant number, since it is smaller than the sum of its proper divisors (18029184618).

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

12873898230 is a wasteful number, since it uses less digits than its factorization.

12873898230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79552.

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 12873898230 in words is "twelve billion, eight hundred seventy-three million, eight hundred ninety-eight thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 5821 11642 17463 29105 34926 58210 73721 87315 147442 174630 221163 368605 442326 737210 1105815 2211630 429129941 858259882 1287389823 2145649705 2574779646 4291299410 6436949115 12873898230