Search a number
-
+
203253122 = 21725932
BaseRepresentation
bin11000001110101…
…10010110000010
3112011110022212102
430013112112002
5404013044442
632100230402
75015423462
oct1407262602
9464408772
10203253122
11a4805096
125809b402
1333155c27
141cdcbba2
1512c9d232
hexc1d6582

203253122 has 18 divisors (see below), whose sum is σ = 324415803. Its totient is φ = 95487232.

The previous prime is 203253091. The next prime is 203253151. The reversal of 203253122 is 221352302.

It can be written as a sum of positive squares in 5 ways, for example, as 176119441 + 27133681 = 13271^2 + 5209^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=10081.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 203253094 and 203253103.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 342458 + ... + 343050.

Almost surely, 2203253122 is an apocalyptic number.

203253122 is a deficient number, since it is larger than the sum of its proper divisors (121162681).

203253122 is an frugal number, since it uses more digits than its factorization.

203253122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 203253122 is about 14256.6869222832. The cubic root of 203253122 is about 587.9572388574.

The spelling of 203253122 in words is "two hundred three million, two hundred fifty-three thousand, one hundred twenty-two".

Divisors: 1 2 17 34 289 578 593 1186 10081 20162 171377 342754 351649 703298 5978033 11956066 101626561 203253122