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30144201301 = 49376105773
BaseRepresentation
bin11100000100101111…
…000000001001010101
32212210210122002101001
4130010233000021111
5443213403420201
621503102503301
72115000324544
oct340457001125
985723562331
1030144201301
1111869685665
125a13294b31
132ac5213806
14165d66415b
15bb6610301
hex704bc0255

30144201301 has 4 divisors (see below), whose sum is σ = 30150312012. Its totient is φ = 30138090592.

The previous prime is 30144201277. The next prime is 30144201323. The reversal of 30144201301 is 10310244103.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10310244103 = 101310177931.

It can be written as a sum of positive squares in 2 ways, for example, as 22492500625 + 7651700676 = 149975^2 + 87474^2 .

It is a cyclic number.

It is not a de Polignac number, because 30144201301 - 225 = 30110646869 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 (30144201331) 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, 3047950 + ... + 3057823.

It is an arithmetic number, because the mean of its divisors is an integer number (7537578003).

Almost surely, 230144201301 is an apocalyptic number.

It is an amenable number.

30144201301 is a deficient number, since it is larger than the sum of its proper divisors (6110711).

30144201301 is an equidigital number, since it uses as much as digits as its factorization.

30144201301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6110710.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 30144201301 its reverse (10310244103), we get a palindrome (40454445404).

The spelling of 30144201301 in words is "thirty billion, one hundred forty-four million, two hundred one thousand, three hundred one".

Divisors: 1 4937 6105773 30144201301