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13102880 = 255711699
BaseRepresentation
bin110001111110…
…111100100000
3220122200202212
4301332330200
511323243010
61144501252
7216241550
oct61767440
926580685
1013102880
11743a42a
12447a828
132939cab
141a51160
15123c505
hexc7ef20

13102880 has 48 divisors (see below), whose sum is σ = 35380800. Its totient is φ = 4492032.

The previous prime is 13102877. The next prime is 13102883. The reversal of 13102880 is 8820131.

It is an interprime number because it is at equal distance from previous prime (13102877) and next prime (13102883).

It is not an unprimeable number, because it can be changed into a prime (13102883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4730 + ... + 6969.

It is an arithmetic number, because the mean of its divisors is an integer number (737100).

Almost surely, 213102880 is an apocalyptic number.

13102880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13102880 is an abundant number, since it is smaller than the sum of its proper divisors (22277920).

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

13102880 is a wasteful number, since it uses less digits than its factorization.

13102880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11721 (or 11713 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 23.

The square root of 13102880 is about 3619.7900491603. The cubic root of 13102880 is about 235.7521097202.

The spelling of 13102880 in words is "thirteen million, one hundred two thousand, eight hundred eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 11699 23398 46796 58495 81893 93592 116990 163786 187184 233980 327572 374368 409465 467960 655144 818930 935920 1310288 1637860 1871840 2620576 3275720 6551440 13102880