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270353142 = 23217251971
BaseRepresentation
bin10000000111010…
…100001011110110
3200211201100210100
4100013110023312
51023202300032
642454334530
76461651403
oct2007241366
9624640710
10270353142
11129675354
127665a446
134401a797
1427c972aa
1518b0497c
hex101d42f6

270353142 has 36 divisors (see below), whose sum is σ = 622260756. Its totient is φ = 84815040.

The previous prime is 270353113. The next prime is 270353143. The reversal of 270353142 is 241353072.

270353142 is a `hidden beast` number, since 270 + 353 + 1 + 42 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (270353143) 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 17 ways as a sum of consecutive naturals, for example, 20784 + ... + 31187.

It is an arithmetic number, because the mean of its divisors is an integer number (17285021).

Almost surely, 2270353142 is an apocalyptic number.

270353142 is an abundant number, since it is smaller than the sum of its proper divisors (351907614).

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

270353142 is a wasteful number, since it uses less digits than its factorization.

270353142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52013 (or 51993 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 270353142 is about 16442.4189826193. The cubic root of 270353142 is about 646.6120699410.

The spelling of 270353142 in words is "two hundred seventy million, three hundred fifty-three thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 17 18 34 51 102 153 289 306 578 867 1734 2601 5202 51971 103942 155913 311826 467739 883507 935478 1767014 2650521 5301042 7951563 15019619 15903126 30039238 45058857 90117714 135176571 270353142