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203094042 = 23173195659
BaseRepresentation
bin11000001101011…
…11100000011010
3112011011020122120
430012233200122
5403443002132
632053002110
75014161624
oct1406574032
9464136576
10203094042
11a4706618
1258023336
13330cb6b8
141cd89c14
1512c6b02c
hexc1af81a

203094042 has 16 divisors (see below), whose sum is σ = 408538080. Its totient is φ = 67306352.

The previous prime is 203093981. The next prime is 203094043. The reversal of 203094042 is 240490302.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (203094043) by changing a digit.

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, 96792 + ... + 98867.

It is an arithmetic number, because the mean of its divisors is an integer number (25533630).

Almost surely, 2203094042 is an apocalyptic number.

203094042 is an abundant number, since it is smaller than the sum of its proper divisors (205444038).

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

203094042 is a wasteful number, since it uses less digits than its factorization.

203094042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195837.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 203094042 is about 14251.1066938677. The cubic root of 203094042 is about 587.8038067742.

The spelling of 203094042 in words is "two hundred three million, ninety-four thousand, forty-two".

Divisors: 1 2 3 6 173 346 519 1038 195659 391318 586977 1173954 33849007 67698014 101547021 203094042