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203222068 = 22712835657
BaseRepresentation
bin11000001110011…
…10110000110100
3112011101202021021
430013032300310
5404011101233
632055430524
75015234110
oct1407166064
9464352237
10203222068
11a4793825
1258085444
1333144a5a
141cdc0740
1512c93e2d
hexc1cec34

203222068 has 24 divisors (see below), whose sum is σ = 406832832. Its totient is φ = 87011904.

The previous prime is 203222059. The next prime is 203222077. The reversal of 203222068 is 860222302.

It is an interprime number because it is at equal distance from previous prime (203222059) and next prime (203222077).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33096 + ... + 38752.

It is an arithmetic number, because the mean of its divisors is an integer number (16951368).

Almost surely, 2203222068 is an apocalyptic number.

203222068 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

203222068 is an abundant number, since it is smaller than the sum of its proper divisors (203610764).

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

203222068 is a wasteful number, since it uses less digits than its factorization.

203222068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6951 (or 6949 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 203222068 is about 14255.5977777153. The cubic root of 203222068 is about 587.9272936773.

The spelling of 203222068 in words is "two hundred three million, two hundred twenty-two thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 1283 2566 5132 5657 8981 11314 17962 22628 35924 39599 79198 158396 7257931 14515862 29031724 50805517 101611034 203222068