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303200131301 = 2173713948573
BaseRepresentation
bin1000110100110000010…
…00101101100011100101
31001222121112112112121122
410122120020231203211
514431423213200201
6351142131023325
730622403410244
oct4323010554345
91058545475548
10303200131301
1110764a62a311
124a91913ab45
132278cb15122
141096416295b
157d485d5e1b
hex469822d8e5

303200131301 has 4 divisors (see below), whose sum is σ = 303214101612. Its totient is φ = 303186160992.

The previous prime is 303200131259. The next prime is 303200131327. The reversal of 303200131301 is 103131002303.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103131002303 = 714733000329.

It can be written as a sum of positive squares in 2 ways, for example, as 107593840225 + 195606291076 = 328015^2 + 442274^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-303200131301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 303200131301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (303202131301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6952550 + ... + 6996023.

It is an arithmetic number, because the mean of its divisors is an integer number (75803525403).

Almost surely, 2303200131301 is an apocalyptic number.

It is an amenable number.

303200131301 is a deficient number, since it is larger than the sum of its proper divisors (13970311).

303200131301 is a wasteful number, since it uses less digits than its factorization.

303200131301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13970310.

The product of its (nonzero) digits is 162, while the sum is 17.

Adding to 303200131301 its reverse (103131002303), we get a palindrome (406331133604).

The spelling of 303200131301 in words is "three hundred three billion, two hundred million, one hundred thirty-one thousand, three hundred one".

Divisors: 1 21737 13948573 303200131301