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23313312030 = 235777110401
BaseRepresentation
bin10101101101100101…
…001110100100011110
32020011202002221220010
4111231211032210132
5340221201441110
614413205104050
71453503611511
oct255545164436
966152087803
1023313312030
119983836428
1246276b8026
132276c6b1b8
1411b2368d78
15916a9d020
hex56d94e91e

23313312030 has 16 divisors (see below), whose sum is σ = 55951948944. Its totient is φ = 6216883200.

The previous prime is 23313311953. The next prime is 23313312109. The reversal of 23313312030 is 3021331332.

It is a junction number, because it is equal to n+sod(n) for n = 23313311988 and 23313312006.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 388555171 + ... + 388555230.

It is an arithmetic number, because the mean of its divisors is an integer number (3496996809).

Almost surely, 223313312030 is an apocalyptic number.

23313312030 is an abundant number, since it is smaller than the sum of its proper divisors (32638636914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23313312030 is a wasteful number, since it uses less digits than its factorization.

23313312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777110411.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 23313312030 its reverse (3021331332), we get a palindrome (26334643362).

The spelling of 23313312030 in words is "twenty-three billion, three hundred thirteen million, three hundred twelve thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 777110401 1554220802 2331331203 3885552005 4662662406 7771104010 11656656015 23313312030