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153130542 = 2325521757
BaseRepresentation
bin10010010000010…
…01011000101110
3101200010211121120
421020021120232
5303200134132
623110041410
73536405505
oct1110113056
9350124546
10153130542
1179490274
1243349266
1325956ab6
14164a183c
15d69c02c
hex920962e

153130542 has 8 divisors (see below), whose sum is σ = 306261096. Its totient is φ = 51043512.

The previous prime is 153130541. The next prime is 153130553. The reversal of 153130542 is 245031351.

It is a sphenic number, since it is the product of 3 distinct primes.

153130542 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153130541) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12760873 + ... + 12760884.

It is an arithmetic number, because the mean of its divisors is an integer number (38282637).

Almost surely, 2153130542 is an apocalyptic number.

153130542 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

153130542 is a wasteful number, since it uses less digits than its factorization.

153130542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25521762.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 153130542 is about 12374.5925993545. The cubic root of 153130542 is about 535.0001944856. Note that the first 3 decimals are identical.

Adding to 153130542 its reverse (245031351), we get a palindrome (398161893).

The spelling of 153130542 in words is "one hundred fifty-three million, one hundred thirty thousand, five hundred forty-two".

Divisors: 1 2 3 6 25521757 51043514 76565271 153130542