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214230030 = 23571020143
BaseRepresentation
bin11001100010011…
…10010000001110
3112221010000100120
430301032100032
5414320330110
633131405410
75210632230
oct1461162016
9487100316
10214230030
11aaa22213
125b8b3866
13354ca341
1420648250
1513c1a870
hexcc4e40e

214230030 has 32 divisors (see below), whose sum is σ = 587602944. Its totient is φ = 48966816.

The previous prime is 214230007. The next prime is 214230041. The reversal of 214230030 is 30032412.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 214229991 and 214230009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 509862 + ... + 510281.

It is an arithmetic number, because the mean of its divisors is an integer number (18362592).

Almost surely, 2214230030 is an apocalyptic number.

214230030 is an abundant number, since it is smaller than the sum of its proper divisors (373372914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214230030 is a wasteful number, since it uses less digits than its factorization.

214230030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020160.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 214230030 is about 14636.5989902026. The cubic root of 214230030 is about 598.3566419555.

Adding to 214230030 its reverse (30032412), we get a palindrome (244262442).

The spelling of 214230030 in words is "two hundred fourteen million, two hundred thirty thousand, thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 105 210 1020143 2040286 3060429 5100715 6120858 7141001 10201430 14282002 15302145 21423003 30604290 35705005 42846006 71410010 107115015 214230030