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14013252 = 22321123217
BaseRepresentation
bin110101011101…
…001101000100
3222100221120100
4311131031010
512041411002
61220204100
7230052651
oct65351504
928327510
1014013252
117a01400
124839630
132b98486
141c0ac28
15136c11c
hexd5d344

14013252 has 54 divisors (see below), whose sum is σ = 38947454. Its totient is φ = 4245120.

The previous prime is 14013229. The next prime is 14013277. The reversal of 14013252 is 25231041.

14013252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 13660416 + 352836 = 3696^2 + 594^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2748 + ... + 5964.

Almost surely, 214013252 is an apocalyptic number.

14013252 is a gapful number since it is divisible by the number (12) 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 14013252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19473727).

14013252 is an abundant number, since it is smaller than the sum of its proper divisors (24934202).

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

14013252 is a wasteful number, since it uses less digits than its factorization.

14013252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3249 (or 3233 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 14013252 is about 3743.4278408966. The cubic root of 14013252 is about 241.0902481628.

Adding to 14013252 its reverse (25231041), we get a palindrome (39244293).

The spelling of 14013252 in words is "fourteen million, thirteen thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 121 132 198 242 363 396 484 726 1089 1452 2178 3217 4356 6434 9651 12868 19302 28953 35387 38604 57906 70774 106161 115812 141548 212322 318483 389257 424644 636966 778514 1167771 1273932 1557028 2335542 3503313 4671084 7006626 14013252