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3131101123301 = 19976132176427
BaseRepresentation
bin101101100100000100001…
…010111001001011100101
3102002022220211011101021102
4231210010022321023211
5402244443341421201
610354224043325445
7442133414263334
oct55440412711345
912068824141242
103131101123301
11aa798aa58068
124269b3520885
13199352889788
14ab790713d1b
15566a90b126b
hex2d9042b92e5

3131101123301 has 16 divisors (see below), whose sum is σ = 3152440329600. Its totient is φ = 3109822087680.

The previous prime is 3131101123273. The next prime is 3131101123309. The reversal of 3131101123301 is 1033211011313.

3131101123301 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3131101123301 - 26 = 3131101123237 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 (3131101123309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487176050 + ... + 487182476.

It is an arithmetic number, because the mean of its divisors is an integer number (197027520600).

Almost surely, 23131101123301 is an apocalyptic number.

It is an amenable number.

3131101123301 is a deficient number, since it is larger than the sum of its proper divisors (21339206299).

3131101123301 is a wasteful number, since it uses less digits than its factorization.

3131101123301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10604.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 3131101123301 its reverse (1033211011313), we get a palindrome (4164312134614).

The spelling of 3131101123301 in words is "three trillion, one hundred thirty-one billion, one hundred one million, one hundred twenty-three thousand, three hundred one".

Divisors: 1 199 761 3217 6427 151439 640183 1278973 2448137 4890947 20675659 487179263 973298453 4114456141 15734176499 3131101123301