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13027330 = 2537137257
BaseRepresentation
bin110001101100…
…100000000010
3220111212010201
4301230200002
511313333310
61143115414
7215505361
oct61544002
926455121
1013027330
117398698
124442b6a
1329117a4
141a317d8
151224e3a
hexc6c802

13027330 has 32 divisors (see below), whose sum is σ = 24353136. Its totient is φ = 5013504.

The previous prime is 13027309. The next prime is 13027349. The reversal of 13027330 is 3372031.

It can be written as a sum of positive squares in 8 ways, for example, as 12201049 + 826281 = 3493^2 + 909^2 .

It is a super-2 number, since 2×130273302 = 339422653857800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13027298 and 13027307.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50562 + ... + 50818.

Almost surely, 213027330 is an apocalyptic number.

13027330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13027330 is a deficient number, since it is larger than the sum of its proper divisors (11325806).

13027330 is a wasteful number, since it uses less digits than its factorization.

13027330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438.

The product of its (nonzero) digits is 378, while the sum is 19.

The square root of 13027330 is about 3609.3392747150. The cubic root of 13027330 is about 235.2981277380.

Adding to 13027330 its reverse (3372031), we get a palindrome (16399361).

The spelling of 13027330 in words is "thirteen million, twenty-seven thousand, three hundred thirty".

Divisors: 1 2 5 10 37 74 137 185 257 274 370 514 685 1285 1370 2570 5069 9509 10138 19018 25345 35209 47545 50690 70418 95090 176045 352090 1302733 2605466 6513665 13027330