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301201020031 = 2811471728681
BaseRepresentation
bin1000110001000001111…
…10101101010001111111
31001210110012212011111111
410120200332231101333
514413324430120111
6350211515102451
730522020266432
oct4304076552177
91053405764444
10301201020031
1110681413a43a
124a45b741a27
13225318bc452
1410814859819
157c7cd4ba21
hex4620fad47f

301201020031 has 8 divisors (see below), whose sum is σ = 302478812928. Its totient is φ = 299924688000.

The previous prime is 301201020023. The next prime is 301201020061. The reversal of 301201020031 is 130020102103.

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

It is a cyclic number.

It is not a de Polignac number, because 301201020031 - 23 = 301201020023 is a prime.

It is a super-2 number, since 2×3012010200312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 301201019993 and 301201020020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (301201020061) 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, 49011 + ... + 777691.

It is an arithmetic number, because the mean of its divisors is an integer number (37809851616).

Almost surely, 2301201020031 is an apocalyptic number.

301201020031 is a deficient number, since it is larger than the sum of its proper divisors (1277792897).

301201020031 is a wasteful number, since it uses less digits than its factorization.

301201020031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730433.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 301201020031 its reverse (130020102103), we get a palindrome (431221122134).

The spelling of 301201020031 in words is "three hundred one billion, two hundred one million, twenty thousand, thirty-one".

Divisors: 1 281 1471 413351 728681 204759361 1071889751 301201020031