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13895480 = 2353111117
BaseRepresentation
bin110101000000…
…011100111000
3222010222000102
4311000130320
512024123410
61213454532
7226052414
oct65003470
928128012
1013895480
117930975
1247a1448
132b569a1
141bb9d44
1513472a5
hexd40738

13895480 has 32 divisors (see below), whose sum is σ = 31393440. Its totient is φ = 5535360.

The previous prime is 13895467. The next prime is 13895489. The reversal of 13895480 is 8459831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13895489) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11882 + ... + 12998.

It is an arithmetic number, because the mean of its divisors is an integer number (981045).

Almost surely, 213895480 is an apocalyptic number.

13895480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13895480 is an abundant number, since it is smaller than the sum of its proper divisors (17497960).

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

13895480 is a wasteful number, since it uses less digits than its factorization.

13895480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439 (or 1435 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 13895480 is about 3727.6641479618. The cubic root of 13895480 is about 240.4129464799.

The spelling of 13895480 in words is "thirteen million, eight hundred ninety-five thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 20 40 311 622 1117 1244 1555 2234 2488 3110 4468 5585 6220 8936 11170 12440 22340 44680 347387 694774 1389548 1736935 2779096 3473870 6947740 13895480