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214490213 = 7613531423
BaseRepresentation
bin11001100100011…
…01110001100101
3112221121020020222
430302031301211
5414402141323
633141134125
75213064620
oct1462156145
9487536228
10214490213
1110008a743
125b9ba345
133558b8b2
14206b4db7
1513c6c9c8
hexcc8dc65

214490213 has 16 divisors (see below), whose sum is σ = 250031616. Its totient is φ = 180195840.

The previous prime is 214490191. The next prime is 214490231. The reversal of 214490213 is 312094412.

214490213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 214490213 - 210 = 214489189 is a prime.

It is a super-3 number, since 3×2144902133 (a number of 26 digits) contains 333 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 (214490273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150020 + ... + 151442.

It is an arithmetic number, because the mean of its divisors is an integer number (15626976).

Almost surely, 2214490213 is an apocalyptic number.

It is an amenable number.

214490213 is a deficient number, since it is larger than the sum of its proper divisors (35541403).

214490213 is a wasteful number, since it uses less digits than its factorization.

214490213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1844.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 214490213 is about 14645.4843893946. The cubic root of 214490213 is about 598.5987792555.

The spelling of 214490213 in words is "two hundred fourteen million, four hundred ninety thousand, two hundred thirteen".

Divisors: 1 7 61 353 427 1423 2471 9961 21533 86803 150731 502319 607621 3516233 30641459 214490213