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30012110206 = 21359971011997
BaseRepresentation
bin11011111100110111…
…000111010101111110
32212110121002011110021
4123330313013111332
5442431100011311
621442023402354
72111504504401
oct337467072576
985417064407
1030012110206
1111801065671
125996bb33ba
132aa3a452c0
141649cbbd38
15ba9c1c171
hex6fcdc757e

30012110206 has 64 divisors (see below), whose sum is σ = 50329460160. Its totient is φ = 13336473600.

The previous prime is 30012110171. The next prime is 30012110207. The reversal of 30012110206 is 60201121003.

It is a self number, because there is not a number n which added to its sum of digits gives 30012110206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30012110207) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15027600 + ... + 15029596.

It is an arithmetic number, because the mean of its divisors is an integer number (786397815).

Almost surely, 230012110206 is an apocalyptic number.

30012110206 is a deficient number, since it is larger than the sum of its proper divisors (20317349954).

30012110206 is a wasteful number, since it uses less digits than its factorization.

30012110206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 30012110206 its reverse (60201121003), we get a palindrome (90213231209).

The spelling of 30012110206 in words is "thirty billion, twelve million, one hundred ten thousand, two hundred six".