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1301002301 = 2039638059
BaseRepresentation
bin100110110001011…
…1011100000111101
310100200001202122102
41031202323200331
510131024033201
6333032554445
744145223424
oct11542734075
93320052572
101301002301
11608422315
12303852a25
131796c9261
14c4b022bb
157933c26b
hex4d8bb83d

1301002301 has 4 divisors (see below), whose sum is σ = 1301642400. Its totient is φ = 1300362204.

The previous prime is 1301002271. The next prime is 1301002349. The reversal of 1301002301 is 1032001031.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1032001031 = 1760705943.

It is a cyclic number.

It is not a de Polignac number, because 1301002301 - 222 = 1296807997 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 (1301002361) 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, 316991 + ... + 321068.

It is an arithmetic number, because the mean of its divisors is an integer number (325410600).

Almost surely, 21301002301 is an apocalyptic number.

It is an amenable number.

1301002301 is a deficient number, since it is larger than the sum of its proper divisors (640099).

1301002301 is an equidigital number, since it uses as much as digits as its factorization.

1301002301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 640098.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 1301002301 is about 36069.4094905919. The cubic root of 1301002301 is about 1091.6732992572.

Adding to 1301002301 its reverse (1032001031), we get a palindrome (2333003332).

The spelling of 1301002301 in words is "one billion, three hundred one million, two thousand, three hundred one".

Divisors: 1 2039 638059 1301002301