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13297060 = 22571737151
BaseRepresentation
bin110010101110…
…010110100100
3221000120010201
4302232112210
511401001220
61153000244
7221010640
oct62562644
927016121
1013297060
117562307
124553084
1329a74aa
141aa1c20
151279d0a
hexcae5a4

13297060 has 96 divisors (see below), whose sum is σ = 34933248. Its totient is φ = 4147200.

The previous prime is 13297057. The next prime is 13297061. The reversal of 13297060 is 6079231.

13297060 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (13297061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87985 + ... + 88135.

It is an arithmetic number, because the mean of its divisors is an integer number (363888).

Almost surely, 213297060 is an apocalyptic number.

13297060 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 13297060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17466624).

13297060 is an abundant number, since it is smaller than the sum of its proper divisors (21636188).

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

13297060 is a wasteful number, since it uses less digits than its factorization.

13297060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 13297060 is about 3646.5134032388. The cubic root of 13297060 is about 236.9109910433.

The spelling of 13297060 in words is "thirteen million, two hundred ninety-seven thousand, sixty".

Divisors: 1 2 4 5 7 10 14 17 20 28 34 35 37 68 70 74 85 119 140 148 151 170 185 238 259 302 340 370 476 518 595 604 629 740 755 1036 1057 1190 1258 1295 1510 2114 2380 2516 2567 2590 3020 3145 4228 4403 5134 5180 5285 5587 6290 8806 10268 10570 11174 12580 12835 17612 17969 21140 22015 22348 25670 27935 35938 39109 44030 51340 55870 71876 78218 88060 89845 94979 111740 156436 179690 189958 195545 359380 379916 391090 474895 664853 782180 949790 1329706 1899580 2659412 3324265 6648530 13297060