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300431142221 = 7159726874599
BaseRepresentation
bin1000101111100110001…
…01110110110101001101
31001201110120012022200112
410113303011312311031
514410240333022341
6350003254005405
730463651400630
oct4276305666515
91051416168615
10300431142221
11106459602891
124a285946865
132243b255052
14107804d1c17
157c35474aeb
hex45f3176d4d

300431142221 has 8 divisors (see below), whose sum is σ = 343564886400. Its totient is φ = 257351150448.

The previous prime is 300431142217. The next prime is 300431142223. The reversal of 300431142221 is 122241134003.

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

It is not a de Polignac number, because 300431142221 - 22 = 300431142217 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300431142223) 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, 13426121 + ... + 13448478.

It is an arithmetic number, because the mean of its divisors is an integer number (42945610800).

Almost surely, 2300431142221 is an apocalyptic number.

It is an amenable number.

300431142221 is a deficient number, since it is larger than the sum of its proper divisors (43133744179).

300431142221 is a wasteful number, since it uses less digits than its factorization.

300431142221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26876203.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 300431142221 its reverse (122241134003), we get a palindrome (422672276224).

The spelling of 300431142221 in words is "three hundred billion, four hundred thirty-one million, one hundred forty-two thousand, two hundred twenty-one".

Divisors: 1 7 1597 11179 26874599 188122193 42918734603 300431142221