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13895080 = 2351947389
BaseRepresentation
bin110101000000…
…010110101000
3222010221110121
4311000112220
512024120310
61213453024
7226051303
oct65002650
928127417
1013895080
117930641
1247a1174
132b56754
141bb9b3a
1513470da
hexd405a8

13895080 has 64 divisors (see below), whose sum is σ = 33696000. Its totient is φ = 5140224.

The previous prime is 13895071. The next prime is 13895083. The reversal of 13895080 is 8059831.

It is not an unprimeable number, because it can be changed into a prime (13895083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35526 + ... + 35914.

It is an arithmetic number, because the mean of its divisors is an integer number (526500).

Almost surely, 213895080 is an apocalyptic number.

13895080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13895080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16848000).

13895080 is an abundant number, since it is smaller than the sum of its proper divisors (19800920).

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

13895080 is a wasteful number, since it uses less digits than its factorization.

13895080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466 (or 462 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 13895080 is about 3727.6104946735. The cubic root of 13895080 is about 240.4106395882.

The spelling of 13895080 in words is "thirteen million, eight hundred ninety-five thousand, eighty".

Divisors: 1 2 4 5 8 10 19 20 38 40 47 76 94 95 152 188 190 235 376 380 389 470 760 778 893 940 1556 1786 1880 1945 3112 3572 3890 4465 7144 7391 7780 8930 14782 15560 17860 18283 29564 35720 36566 36955 59128 73132 73910 91415 146264 147820 182830 295640 347377 365660 694754 731320 1389508 1736885 2779016 3473770 6947540 13895080