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13041486 = 234192223
BaseRepresentation
bin110001101111…
…111101001110
3220112120120000
4301233331032
511314311421
61143305130
7215564553
oct61577516
926476500
1013041486
1173a8297
12444b1a6
132918073
141a36a2a
151229226
hexc6ff4e

13041486 has 60 divisors (see below), whose sum is σ = 30979872. Its totient is φ = 4099896.

The previous prime is 13041473. The next prime is 13041487. The reversal of 13041486 is 68414031.

13041486 is nontrivially palindromic in base 8.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13041487) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 58371 + ... + 58593.

Almost surely, 213041486 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13041486, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15489936).

13041486 is an abundant number, since it is smaller than the sum of its proper divisors (17938386).

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

13041486 is a wasteful number, since it uses less digits than its factorization.

13041486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275 (or 247 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 13041486 is about 3611.2997660122. The cubic root of 13041486 is about 235.3833248975.

It can be divided in two parts, 130 and 41486, that added together give a triangular number (41616 = T288).

The spelling of 13041486 in words is "thirteen million, forty-one thousand, four hundred eighty-six".

Divisors: 1 2 3 6 9 18 19 27 38 54 57 81 114 162 171 223 342 361 446 513 669 722 1026 1083 1338 1539 2007 2166 3078 3249 4014 4237 6021 6498 8474 9747 12042 12711 18063 19494 25422 29241 36126 38133 58482 76266 80503 114399 161006 228798 241509 343197 483018 686394 724527 1449054 2173581 4347162 6520743 13041486