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13486914 = 2327293691
BaseRepresentation
bin110011011100…
…101101000010
3221101012120100
4303130231002
511423040124
61201023230
7222431310
oct63345502
927335510
1013486914
117681a11
124624b16
132a42a2c
141b110b0
1512b61c9
hexcdcb42

13486914 has 48 divisors (see below), whose sum is σ = 34557120. Its totient is φ = 3719520.

The previous prime is 13486871. The next prime is 13486927. The reversal of 13486914 is 41968431.

13486914 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1809 + ... + 5499.

It is an arithmetic number, because the mean of its divisors is an integer number (719940).

Almost surely, 213486914 is an apocalyptic number.

13486914 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13486914, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17278560).

13486914 is an abundant number, since it is smaller than the sum of its proper divisors (21070206).

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

13486914 is a wasteful number, since it uses less digits than its factorization.

13486914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3735 (or 3732 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 13486914 is about 3672.4534033804. The cubic root of 13486914 is about 238.0331968853.

It can be divided in two parts, 13486 and 914, that added together give a square (14400 = 1202).

The spelling of 13486914 in words is "thirteen million, four hundred eighty-six thousand, nine hundred fourteen".

Divisors: 1 2 3 6 7 9 14 18 21 29 42 58 63 87 126 174 203 261 406 522 609 1218 1827 3654 3691 7382 11073 22146 25837 33219 51674 66438 77511 107039 155022 214078 232533 321117 465066 642234 749273 963351 1498546 1926702 2247819 4495638 6743457 13486914