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30166214 = 2136717317
BaseRepresentation
bin111001100010…
…0110011000110
32002202121021012
41303010303012
530210304324
62554322222
7514260101
oct163046306
962677235
1030166214
1116034361
12a129372
136332840
144013738
1529ad20e
hex1cc4cc6

30166214 has 16 divisors (see below), whose sum is σ = 49460208. Its totient is φ = 13714272.

The previous prime is 30166187. The next prime is 30166219. The reversal of 30166214 is 41266103.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 30166214.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30166219) 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, 6917 + ... + 10400.

It is an arithmetic number, because the mean of its divisors is an integer number (3091263).

Almost surely, 230166214 is an apocalyptic number.

30166214 is a deficient number, since it is larger than the sum of its proper divisors (19293994).

30166214 is a wasteful number, since it uses less digits than its factorization.

30166214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17399.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 30166214 is about 5492.3778092917. The cubic root of 30166214 is about 311.2960446496.

The spelling of 30166214 in words is "thirty million, one hundred sixty-six thousand, two hundred fourteen".

Divisors: 1 2 13 26 67 134 871 1742 17317 34634 225121 450242 1160239 2320478 15083107 30166214