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542258330 = 25137397997
BaseRepresentation
bin100000010100100…
…011010010011010
31101210100120120212
4200110203102122
52102304231310
6125450251122
716303056035
oct4024432232
91353316525
10542258330
112590aa789
12131726aa2
138845c823
145203601c
1532914205
hex2052349a

542258330 has 32 divisors (see below), whose sum is σ = 986654736. Its totient is φ = 214562304.

The previous prime is 542258329. The next prime is 542258351. The reversal of 542258330 is 33852245.

It can be written as a sum of positive squares in 8 ways, for example, as 406465921 + 135792409 = 20161^2 + 11653^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543392 + ... + 544388.

Almost surely, 2542258330 is an apocalyptic number.

542258330 is a deficient number, since it is larger than the sum of its proper divisors (444396406).

542258330 is a wasteful number, since it uses less digits than its factorization.

542258330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538.

The product of its (nonzero) digits is 28800, while the sum is 32.

The square root of 542258330 is about 23286.4409045264. The cubic root of 542258330 is about 815.4589007295.

The spelling of 542258330 in words is "five hundred forty-two million, two hundred fifty-eight thousand, three hundred thirty".

Divisors: 1 2 5 10 137 274 397 685 794 997 1370 1985 1994 3970 4985 9970 54389 108778 136589 271945 273178 395809 543890 682945 791618 1365890 1979045 3958090 54225833 108451666 271129165 542258330