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13192830 = 2325743487
BaseRepresentation
bin110010010100…
…111001111110
3220211021011100
4302110321332
511334132310
61150433530
7220065030
oct62247176
926737140
1013192830
1174a0a72
1245028a6
13296bc11
141a75c50
151258ec0
hexc94e7e

13192830 has 96 divisors (see below), whose sum is σ = 40195584. Its totient is φ = 2939328.

The previous prime is 13192801. The next prime is 13192841. The reversal of 13192830 is 3829131.

It is a junction number, because it is equal to n+sod(n) for n = 13192794 and 13192803.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26847 + ... + 27333.

It is an arithmetic number, because the mean of its divisors is an integer number (418704).

Almost surely, 213192830 is an apocalyptic number.

13192830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13192830, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20097792).

13192830 is an abundant number, since it is smaller than the sum of its proper divisors (27002754).

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

13192830 is a wasteful number, since it uses less digits than its factorization.

13192830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550 (or 547 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 13192830 is about 3632.1935521115. The cubic root of 13192830 is about 236.2903517201.

The spelling of 13192830 in words is "thirteen million, one hundred ninety-two thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 43 45 63 70 86 90 105 126 129 210 215 258 301 315 387 430 487 602 630 645 774 903 974 1290 1461 1505 1806 1935 2435 2709 2922 3010 3409 3870 4383 4515 4870 5418 6818 7305 8766 9030 10227 13545 14610 17045 20454 20941 21915 27090 30681 34090 41882 43830 51135 61362 62823 102270 104705 125646 146587 153405 188469 209410 293174 306810 314115 376938 439761 628230 732935 879522 942345 1319283 1465870 1884690 2198805 2638566 4397610 6596415 13192830