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30012013214 = 217882706271
BaseRepresentation
bin11011111100110110…
…101111101010011110
32212110120220020101222
4123330312233222132
5442431033410324
621442021333342
72111503621541
oct337466575236
985416806358
1030012013214
1111800aa9807
125996b67252
132aa3a10101
141649c94858
15ba9bed55e
hex6fcdafa9e

30012013214 has 8 divisors (see below), whose sum is σ = 47666138688. Its totient is φ = 14123300320.

The previous prime is 30012013193. The next prime is 30012013219. The reversal of 30012013214 is 41231021003.

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

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30012013192 and 30012013201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30012013219) 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, 441353102 + ... + 441353169.

It is an arithmetic number, because the mean of its divisors is an integer number (5958267336).

Almost surely, 230012013214 is an apocalyptic number.

30012013214 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

30012013214 is a deficient number, since it is larger than the sum of its proper divisors (17654125474).

30012013214 is a wasteful number, since it uses less digits than its factorization.

30012013214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882706290.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 30012013214 its reverse (41231021003), we get a palindrome (71243034217).

The spelling of 30012013214 in words is "thirty billion, twelve million, thirteen thousand, two hundred fourteen".

Divisors: 1 2 17 34 882706271 1765412542 15006006607 30012013214