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1031201301 = 31326441059
BaseRepresentation
bin111101011101101…
…110001000010101
32122212101110020210
4331131232020111
54102441420201
6250154120033
734361031534
oct7535561025
92585343223
101031201301
1148a0a4889
12249420019
13135842bb0
149ad5031b
15607e61d6
hex3d76e215

1031201301 has 8 divisors (see below), whose sum is σ = 1480699360. Its totient is φ = 634585392.

The previous prime is 1031201287. The next prime is 1031201333. The reversal of 1031201301 is 1031021301.

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

It is not a de Polignac number, because 1031201301 - 27 = 1031201173 is a prime.

It is a super-2 number, since 2×10312013012 = 2126752246368185202, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1031201201) 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 7 ways as a sum of consecutive naturals, for example, 13220491 + ... + 13220568.

It is an arithmetic number, because the mean of its divisors is an integer number (185087420).

Almost surely, 21031201301 is an apocalyptic number.

It is an amenable number.

1031201301 is a deficient number, since it is larger than the sum of its proper divisors (449498059).

1031201301 is a wasteful number, since it uses less digits than its factorization.

1031201301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26441075.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1031201301 is about 32112.3231953093. The cubic root of 1031201301 is about 1010.2941015236.

Adding to 1031201301 its reverse (1031021301), we get a palindrome (2062222602).

The spelling of 1031201301 in words is "one billion, thirty-one million, two hundred one thousand, three hundred one".

Divisors: 1 3 13 39 26441059 79323177 343733767 1031201301