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14252069 = 131764489
BaseRepresentation
bin110110010111…
…100000100101
3222211002011102
4312113200211
512122031234
61225245445
7232066136
oct66274045
928732142
1014252069
118054877
124933885
132c500a0
141c6dc8d
1513b7c7e
hexd97825

14252069 has 8 divisors (see below), whose sum is σ = 16251480. Its totient is φ = 12381696.

The previous prime is 14252059. The next prime is 14252089. The reversal of 14252069 is 96025241.

It is a happy number.

14252069 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 4 ways, for example, as 2211169 + 12040900 = 1487^2 + 3470^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14252069 - 24 = 14252053 is a prime.

It is a super-2 number, since 2×142520692 = 406242941561522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14252059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32024 + ... + 32465.

It is an arithmetic number, because the mean of its divisors is an integer number (2031435).

Almost surely, 214252069 is an apocalyptic number.

It is an amenable number.

14252069 is a deficient number, since it is larger than the sum of its proper divisors (1999411).

14252069 is a wasteful number, since it uses less digits than its factorization.

14252069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64519.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 14252069 is about 3775.1912534334. The cubic root of 14252069 is about 242.4521122714.

The spelling of 14252069 in words is "fourteen million, two hundred fifty-two thousand, sixty-nine".

Divisors: 1 13 17 221 64489 838357 1096313 14252069