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14215097 = 132192233
BaseRepresentation
bin110110001110…
…011110111001
3222202012110002
4312032132321
512114340342
61224402345
7231553301
oct66163671
928665402
1014215097
11802a016
1249163b5
132c39300
141c60601
1513abd32
hexd8e7b9

14215097 has 18 divisors (see below), whose sum is σ = 16315182. Its totient is φ = 12377664.

The previous prime is 14215093. The next prime is 14215109. The reversal of 14215097 is 79051241.

It can be written as a sum of positive squares in 3 ways, for example, as 346921 + 13868176 = 589^2 + 3724^2 .

It is not a de Polignac number, because 14215097 - 22 = 14215093 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14215093) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 60893 + ... + 61125.

It is an arithmetic number, because the mean of its divisors is an integer number (906399).

Almost surely, 214215097 is an apocalyptic number.

It is an amenable number.

14215097 is a deficient number, since it is larger than the sum of its proper divisors (2100085).

14215097 is a wasteful number, since it uses less digits than its factorization.

14215097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297 (or 265 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 14215097 is about 3770.2913680510. The cubic root of 14215097 is about 242.2422783647.

The spelling of 14215097 in words is "fourteen million, two hundred fifteen thousand, ninety-seven".

Divisors: 1 13 19 169 233 247 361 3029 3211 4427 4693 39377 57551 61009 84113 748163 1093469 14215097