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214316073 = 3223812897
BaseRepresentation
bin11001100011000…
…11010000101001
3112221021101101100
430301203100221
5414331103243
633133312013
75211441126
oct1461432051
9487241340
10214316073
11aaa80924
125b935609
133552a55a
142066b74d
1513c360d3
hexcc63429

214316073 has 6 divisors (see below), whose sum is σ = 309567674. Its totient is φ = 142877376.

The previous prime is 214316071. The next prime is 214316077. The reversal of 214316073 is 370613412.

214316073 is a `hidden beast` number, since 21 + 4 + 31 + 607 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 140493609 + 73822464 = 11853^2 + 8592^2 .

It is not a de Polignac number, because 214316073 - 21 = 214316071 is a prime.

It is a super-2 number, since 2×2143160732 = 91862758292282658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (214316071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11906440 + ... + 11906457.

Almost surely, 2214316073 is an apocalyptic number.

It is an amenable number.

214316073 is a deficient number, since it is larger than the sum of its proper divisors (95251601).

214316073 is a wasteful number, since it uses less digits than its factorization.

214316073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23812903 (or 23812900 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 214316073 is about 14639.5380050055. The cubic root of 214316073 is about 598.4367388952.

Adding to 214316073 its reverse (370613412), we get a palindrome (584929485).

The spelling of 214316073 in words is "two hundred fourteen million, three hundred sixteen thousand, seventy-three".

Divisors: 1 3 9 23812897 71438691 214316073