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203256242 = 2789163127
BaseRepresentation
bin11000001110101…
…11000110110010
3112011110111010222
430013113012302
5404013144432
632100253042
75015435540
oct1407270662
9464414128
10203256242
11a4807472
12580a1182
1333157487
141cdccd90
1512c9e112
hexc1d71b2

203256242 has 16 divisors (see below), whose sum is σ = 352356480. Its totient is φ = 86130528.

The previous prime is 203256223. The next prime is 203256257. The reversal of 203256242 is 242652302.

203256242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80318 + ... + 82809.

It is an arithmetic number, because the mean of its divisors is an integer number (22022280).

Almost surely, 2203256242 is an apocalyptic number.

203256242 is a deficient number, since it is larger than the sum of its proper divisors (149100238).

203256242 is a wasteful number, since it uses less digits than its factorization.

203256242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163225.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 203256242 is about 14256.7963442002. The cubic root of 203256242 is about 587.9602472855.

The spelling of 203256242 in words is "two hundred three million, two hundred fifty-six thousand, two hundred forty-two".

Divisors: 1 2 7 14 89 178 623 1246 163127 326254 1141889 2283778 14518303 29036606 101628121 203256242