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140521250153 = 313659681259
BaseRepresentation
bin1000001011011110111…
…0000001110101101001
3111102201011112010112102
42002313232001311221
54300241420001103
6144315442023145
713103150630024
oct2026756016551
9442634463472
10140521250153
115465a645099
1223298347ab5
131033587753b
146b309561bb
1539c6885e88
hex20b7b81d69

140521250153 has 8 divisors (see below), whose sum is σ = 141184322400. Its totient is φ = 139859542368.

The previous prime is 140521250131. The next prime is 140521250161. The reversal of 140521250153 is 351052125041.

140521250153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 140521250153 - 230 = 139447508329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140521280153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134363 + ... + 546896.

It is an arithmetic number, because the mean of its divisors is an integer number (17648040300).

Almost surely, 2140521250153 is an apocalyptic number.

It is an amenable number.

140521250153 is a deficient number, since it is larger than the sum of its proper divisors (663072247).

140521250153 is an equidigital number, since it uses as much as digits as its factorization.

140521250153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682231.

The product of its (nonzero) digits is 6000, while the sum is 29.

Adding to 140521250153 its reverse (351052125041), we get a palindrome (491573375194).

The spelling of 140521250153 in words is "one hundred forty billion, five hundred twenty-one million, two hundred fifty thousand, one hundred fifty-three".

Divisors: 1 313 659 206267 681259 213234067 448949681 140521250153