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203253412 = 22197997349
BaseRepresentation
bin11000001110101…
…10011010100100
3112011110100021011
430013112122210
5404013102122
632100232004
75015424355
oct1407263244
9464410234
10203253412
11a480532a
125809b604
13331560bb
141cdcbd2c
1512c9d377
hexc1d66a4

203253412 has 48 divisors (see below), whose sum is σ = 384160000. Its totient is φ = 93809664.

The previous prime is 203253409. The next prime is 203253437. The reversal of 203253412 is 214352302.

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 15 ways as a sum of consecutive naturals, for example, 582214 + ... + 582562.

Almost surely, 2203253412 is an apocalyptic number.

It is an amenable number.

203253412 is a deficient number, since it is larger than the sum of its proper divisors (180906588).

203253412 is a wasteful number, since it uses less digits than its factorization.

203253412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548 (or 546 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 203253412 is about 14256.6970929455. The cubic root of 203253412 is about 587.9575184883.

The spelling of 203253412 in words is "two hundred three million, two hundred fifty-three thousand, four hundred twelve".

Divisors: 1 2 4 19 38 76 79 97 158 194 316 349 388 698 1396 1501 1843 3002 3686 6004 6631 7372 7663 13262 15326 26524 27571 30652 33853 55142 67706 110284 135412 145597 291194 523849 582388 643207 1047698 1286414 2095396 2572828 2674387 5348774 10697548 50813353 101626706 203253412