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13401260 = 2254159277
BaseRepresentation
bin110011000111…
…110010101100
3221012212001222
4303013302230
511412320020
61155122512
7221623505
oct63076254
927185058
1013401260
117623624
1245a3438
132a12a52
141acbbac
15129ab25
hexcc7cac

13401260 has 48 divisors (see below), whose sum is σ = 29423520. Its totient is φ = 5122560.

The previous prime is 13401247. The next prime is 13401281. The reversal of 13401260 is 6210431.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 48242 + ... + 48518.

It is an arithmetic number, because the mean of its divisors is an integer number (612990).

Almost surely, 213401260 is an apocalyptic number.

13401260 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 13401260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14711760).

13401260 is an abundant number, since it is smaller than the sum of its proper divisors (16022260).

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

13401260 is a wasteful number, since it uses less digits than its factorization.

13401260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386 (or 384 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 13401260 is about 3660.7731423840. The cubic root of 13401260 is about 237.5282182538.

Adding to 13401260 its reverse (6210431), we get a palindrome (19611691).

The spelling of 13401260 in words is "thirteen million, four hundred one thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 41 59 82 118 164 205 236 277 295 410 554 590 820 1108 1180 1385 2419 2770 4838 5540 9676 11357 12095 16343 22714 24190 32686 45428 48380 56785 65372 81715 113570 163430 227140 326860 670063 1340126 2680252 3350315 6700630 13401260