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13277230 = 252275849
BaseRepresentation
bin110010101001…
…100000101110
3220222112221021
4302221200232
511344332410
61152324354
7220566061
oct62514056
926875837
1013277230
11754941a
1245436ba
13299b465
141a988d8
151273eda
hexca982e

13277230 has 16 divisors (see below), whose sum is σ = 24008400. Its totient is φ = 5286592.

The previous prime is 13277227. The next prime is 13277237. The reversal of 13277230 is 3277231.

It is a junction number, because it is equal to n+sod(n) for n = 13277195 and 13277204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13277237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 655 + ... + 5194.

It is an arithmetic number, because the mean of its divisors is an integer number (1500525).

Almost surely, 213277230 is an apocalyptic number.

13277230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13277230 is a deficient number, since it is larger than the sum of its proper divisors (10731170).

13277230 is a wasteful number, since it uses less digits than its factorization.

13277230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6083.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 13277230 is about 3643.7933530869. The cubic root of 13277230 is about 236.7931634371.

Subtracting from 13277230 its reverse (3277231), we obtain a palindrome (9999999).

The spelling of 13277230 in words is "thirteen million, two hundred seventy-seven thousand, two hundred thirty".

Divisors: 1 2 5 10 227 454 1135 2270 5849 11698 29245 58490 1327723 2655446 6638615 13277230