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30201214 = 217888271
BaseRepresentation
bin111001100110…
…1010101111110
32002211101021111
41303031111332
530212414324
62555152234
7514464121
oct163152576
962741244
1030201214
111605868a
12a14567a
136345754
1440223b8
1529b8794
hex1ccd57e

30201214 has 8 divisors (see below), whose sum is σ = 47966688. Its totient is φ = 14212320.

The previous prime is 30201211. The next prime is 30201217. The reversal of 30201214 is 41210203.

It is an interprime number because it is at equal distance from previous prime (30201211) and next prime (30201217).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×302012142 = 1824226654147592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30201194 and 30201203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30201211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444102 + ... + 444169.

It is an arithmetic number, because the mean of its divisors is an integer number (5995836).

Almost surely, 230201214 is an apocalyptic number.

30201214 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

30201214 is a deficient number, since it is larger than the sum of its proper divisors (17765474).

30201214 is a wasteful number, since it uses less digits than its factorization.

30201214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888290.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 30201214 is about 5495.5631194628. The cubic root of 30201214 is about 311.4163906603.

Adding to 30201214 its reverse (41210203), we get a palindrome (71411417).

The spelling of 30201214 in words is "thirty million, two hundred one thousand, two hundred fourteen".

Divisors: 1 2 17 34 888271 1776542 15100607 30201214