Search a number
-
+
2230223228 = 222131926153
BaseRepresentation
bin1000010011101110…
…1000000101111100
312202102120002010022
42010323220011330
514031414120403
61005145231312
7106160404352
oct20473500574
95672502108
102230223228
11a449a27a2
12522a92538
1329708411c
141722a77d2
15d0bdbd38
hex84ee817c

2230223228 has 12 divisors (see below), whose sum is σ = 3903222960. Its totient is φ = 1115016672.

The previous prime is 2230223227. The next prime is 2230223231. The reversal of 2230223228 is 8223220322.

It is a junction number, because it is equal to n+sod(n) for n = 2230223197 and 2230223206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2230223227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72200 + ... + 98352.

It is an arithmetic number, because the mean of its divisors is an integer number (325268580).

Almost surely, 22230223228 is an apocalyptic number.

It is an amenable number.

2230223228 is a deficient number, since it is larger than the sum of its proper divisors (1672999732).

2230223228 is a wasteful number, since it uses less digits than its factorization.

2230223228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47476 (or 47474 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 2230223228 is about 47225.2393111988. The cubic root of 2230223228 is about 1306.5201484621.

The spelling of 2230223228 in words is "two billion, two hundred thirty million, two hundred twenty-three thousand, two hundred twenty-eight".

Divisors: 1 2 4 21319 26153 42638 52306 85276 104612 557555807 1115111614 2230223228