Search a number
-
+
23330221302 = 238943689553
BaseRepresentation
bin10101101110100101…
…101110110011110110
32020012220221001001110
4111232211232303312
5340240014040202
614415011335450
71454100415623
oct255645566366
966186831043
1023330221302
119992335633
1246312b1586
13227a60b89b
1411b46cb34a
159182dd26c
hex56e96ecf6

23330221302 has 16 divisors (see below), whose sum is σ = 47184718320. Its totient is φ = 7689361152.

The previous prime is 23330221301. The next prime is 23330221319. The reversal of 23330221302 is 20312203332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23330221301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21844243 + ... + 21845310.

It is an arithmetic number, because the mean of its divisors is an integer number (2949044895).

Almost surely, 223330221302 is an apocalyptic number.

23330221302 is an abundant number, since it is smaller than the sum of its proper divisors (23854497018).

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

23330221302 is a wasteful number, since it uses less digits than its factorization.

23330221302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43689647.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 23330221302 its reverse (20312203332), we get a palindrome (43642424634).

The spelling of 23330221302 in words is "twenty-three billion, three hundred thirty million, two hundred twenty-one thousand, three hundred two".

Divisors: 1 2 3 6 89 178 267 534 43689553 87379106 131068659 262137318 3888370217 7776740434 11665110651 23330221302