Search a number
-
+
22313230985 = 54705194847
BaseRepresentation
bin10100110001111110…
…001110001010001001
32010121001021120121102
4110301332032022021
5331144141342420
614130041551145
71416641222363
oct246176161211
963531246542
1022313230985
119510267771
1243a87a54b5
132147a03176
1411195d9d33
158a8da2a75
hex531f8e289

22313230985 has 8 divisors (see below), whose sum is σ = 26776728576. Its totient is φ = 17850017200.

The previous prime is 22313230957. The next prime is 22313231023. The reversal of 22313230985 is 58903231322.

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

It is not a de Polignac number, because 22313230985 - 28 = 22313230729 is a prime.

It is a super-3 number, since 3×223132309853 (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 187832 + ... + 282678.

It is an arithmetic number, because the mean of its divisors is an integer number (3347091072).

Almost surely, 222313230985 is an apocalyptic number.

It is an amenable number.

22313230985 is a deficient number, since it is larger than the sum of its proper divisors (4463497591).

22313230985 is an equidigital number, since it uses as much as digits as its factorization.

22313230985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141903.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 22313230985 in words is "twenty-two billion, three hundred thirteen million, two hundred thirty thousand, nine hundred eighty-five".

Divisors: 1 5 47051 94847 235255 474235 4462646197 22313230985