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1300301421 = 3433433807
BaseRepresentation
bin100110110000001…
…0000011001101101
310100121202011012220
41031200100121231
510130334121141
6333005545553
744136244146
oct11540203155
93317664186
101300301421
11607a93781
123035752b9
13179512233
14c499cacd
157924e766
hex4d81066d

1300301421 has 4 divisors (see below), whose sum is σ = 1733735232. Its totient is φ = 866867612.

The previous prime is 1300301411. The next prime is 1300301459. The reversal of 1300301421 is 1241030031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1300301421 - 219 = 1299777133 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1300301421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1300301411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 216716901 + ... + 216716906.

It is an arithmetic number, because the mean of its divisors is an integer number (433433808).

Almost surely, 21300301421 is an apocalyptic number.

It is an amenable number.

1300301421 is a deficient number, since it is larger than the sum of its proper divisors (433433811).

1300301421 is an equidigital number, since it uses as much as digits as its factorization.

1300301421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433433810.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1300301421 is about 36059.6924695705. The cubic root of 1300301421 is about 1091.4772275002.

Adding to 1300301421 its reverse (1241030031), we get a palindrome (2541331452).

The spelling of 1300301421 in words is "one billion, three hundred million, three hundred one thousand, four hundred twenty-one".

Divisors: 1 3 433433807 1300301421