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2313313221129 = 31987655159239
BaseRepresentation
bin100001101010011100001…
…101100111101000001001
322012011001202221120210020
4201222130031213220021
5300400131141034004
64530415454411053
7326063025641241
oct41523415475011
98164052846706
102313313221129
11812086007179
12314403b00a89
1313a1b5611501
147dd71bb2b21
154029435e8d9
hex21a9c367a09

2313313221129 has 16 divisors (see below), whose sum is σ = 3086493096960. Its totient is φ = 1541171350800.

The previous prime is 2313313221127. The next prime is 2313313221137. The reversal of 2313313221129 is 9211223133132.

It is not a de Polignac number, because 2313313221129 - 21 = 2313313221127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2313313221129.

It is not an unprimeable number, because it can be changed into a prime (2313313221127) 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, 39020892 + ... + 39080130.

It is an arithmetic number, because the mean of its divisors is an integer number (192905818560).

Almost surely, 22313313221129 is an apocalyptic number.

It is an amenable number.

2313313221129 is a deficient number, since it is larger than the sum of its proper divisors (773179875831).

2313313221129 is a wasteful number, since it uses less digits than its factorization.

2313313221129 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67780.

The product of its digits is 11664, while the sum is 33.

The spelling of 2313313221129 in words is "two trillion, three hundred thirteen billion, three hundred thirteen million, two hundred twenty-one thousand, one hundred twenty-nine".

Divisors: 1 3 1987 5961 6551 19653 59239 177717 13016837 39050511 117707893 353123679 388074689 1164224067 771104407043 2313313221129