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1542533230 = 25726151607
BaseRepresentation
bin101101111110001…
…0011000001101110
310222111112210210101
41123330103001232
511124342030410
6413021501314
753140213300
oct13374230156
93874483711
101542533230
117217a1057
1237071183a
131b7764b74
14108c15970
159064bd3a
hex5bf1306e

1542533230 has 48 divisors (see below), whose sum is σ = 3282888096. Its totient is φ = 520188480.

The previous prime is 1542533227. The next prime is 1542533243. The reversal of 1542533230 is 323352451.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4087 + ... + 55693.

It is an arithmetic number, because the mean of its divisors is an integer number (68393502).

Almost surely, 21542533230 is an apocalyptic number.

1542533230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1542533230 is an abundant number, since it is smaller than the sum of its proper divisors (1740354866).

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

1542533230 is a wasteful number, since it uses less digits than its factorization.

1542533230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51689 (or 51682 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 1542533230 is about 39275.0968171945. The cubic root of 1542533230 is about 1155.4332014429.

Adding to 1542533230 its reverse (323352451), we get a palindrome (1865885681).

The spelling of 1542533230 in words is "one billion, five hundred forty-two million, five hundred thirty-three thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 49 61 70 98 122 245 305 427 490 610 854 2135 2989 4270 5978 14945 29890 51607 103214 258035 361249 516070 722498 1806245 2528743 3148027 3612490 5057486 6296054 12643715 15740135 22036189 25287430 31480270 44072378 110180945 154253323 220361890 308506646 771266615 1542533230