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203030014 = 21121722903
BaseRepresentation
bin11000001100111…
…11110111111110
3112011000222211011
430012133313332
5403433430024
632051345434
75013504145
oct1406376776
9464028734
10203030014
11a4672500
1257bb227a
13330a8505
141cd7075c
1512c57094
hexc19fdfe

203030014 has 36 divisors (see below), whose sum is σ = 355719672. Its totient is φ = 86827840.

The previous prime is 203029927. The next prime is 203030057. The reversal of 203030014 is 410030302.

It is a junction number, because it is equal to n+sod(n) for n = 203029976 and 203030003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 68487 + ... + 71389.

It is an arithmetic number, because the mean of its divisors is an integer number (9881102).

Almost surely, 2203030014 is an apocalyptic number.

203030014 is a deficient number, since it is larger than the sum of its proper divisors (152689658).

203030014 is a wasteful number, since it uses less digits than its factorization.

203030014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2961 (or 2933 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 203030014 is about 14248.8600947585. The cubic root of 203030014 is about 587.7420293869.

Adding to 203030014 its reverse (410030302), we get a palindrome (613060316).

The spelling of 203030014 in words is "two hundred three million, thirty thousand, fourteen".

Divisors: 1 2 11 17 22 34 121 187 242 289 374 578 2057 2903 3179 4114 5806 6358 31933 34969 49351 63866 69938 98702 351263 542861 702526 838967 1085722 1677934 5971471 9228637 11942942 18457274 101515007 203030014