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14103072 = 25345441
BaseRepresentation
bin110101110011…
…001000100000
3222112111210000
4311303020200
512102244242
61222140000
7230605554
oct65631040
928474700
1014103072
117a62935
124881600
132bca319
141c31864
151388a4c
hexd73220

14103072 has 60 divisors (see below), whose sum is σ = 41484366. Its totient is φ = 4700160.

The previous prime is 14103059. The next prime is 14103091. The reversal of 14103072 is 27030141.

It can be written as a sum of positive squares in only one way, i.e., 10732176 + 3370896 = 3276^2 + 1836^2 .

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

It is an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 129 + ... + 5312.

Almost surely, 214103072 is an apocalyptic number.

14103072 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 14103072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20742183).

14103072 is an abundant number, since it is smaller than the sum of its proper divisors (27381294).

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

14103072 is an equidigital number, since it uses as much as digits as its factorization.

14103072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5463 (or 5446 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 14103072 is about 3755.4057037822. The cubic root of 14103072 is about 241.6042526626.

The spelling of 14103072 in words is "fourteen million, one hundred three thousand, seventy-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 81 96 108 144 162 216 288 324 432 648 864 1296 2592 5441 10882 16323 21764 32646 43528 48969 65292 87056 97938 130584 146907 174112 195876 261168 293814 391752 440721 522336 587628 783504 881442 1175256 1567008 1762884 2350512 3525768 4701024 7051536 14103072