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3102303313021 = 116130661150791
BaseRepresentation
bin101101001001001111101…
…011111101110001111101
3101222120120212000001011111
4231021033223331301331
5401312004122004041
610333102314322021
7440063653032643
oct55111753756175
911876525001144
103102303313021
11a96752385a60
124212b7129311
131967135a4753
14aa21bc09193
1555a70ca6981
hex2d24fafdc7d

3102303313021 has 16 divisors (see below), whose sum is σ = 3439946722176. Its totient is φ = 2773932840000.

The previous prime is 3102303313001. The next prime is 3102303313027. The reversal of 3102303313021 is 1203133032013.

It is a cyclic number.

It is not a de Polignac number, because 3102303313021 - 213 = 3102303304829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3102303312983 and 3102303313001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3102303313027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20498136 + ... + 20648926.

It is an arithmetic number, because the mean of its divisors is an integer number (214996670136).

Almost surely, 23102303313021 is an apocalyptic number.

It is an amenable number.

3102303313021 is a deficient number, since it is larger than the sum of its proper divisors (337643409155).

3102303313021 is a wasteful number, since it uses less digits than its factorization.

3102303313021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181524.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 3102303313021 its reverse (1203133032013), we get a palindrome (4305436345034).

The spelling of 3102303313021 in words is "three trillion, one hundred two billion, three hundred three million, three hundred thirteen thousand, twenty-one".

Divisors: 1 11 61 671 30661 150791 337271 1658701 1870321 9198251 20573531 101180761 4623402851 50857431361 282027573911 3102303313021