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144205443413 = 2915731672621
BaseRepresentation
bin1000011001001101010…
…0000111000101010101
3111210012220222112120122
42012103110013011111
54330313043142123
6150125211041325
713263355021163
oct2062324070525
9453186875518
10144205443413
1156180239009
1223b46140245
13107a1c25555
146d9dd80233
153b40028bc8
hex2193507155

144205443413 has 8 divisors (see below), whose sum is σ = 150128228280. Its totient is φ = 138346004160.

The previous prime is 144205443293. The next prime is 144205443433. The reversal of 144205443413 is 314344502441.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 41852158084 + 102353285329 = 204578^2 + 319927^2 .

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 144205443413 - 214 = 144205427029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144205443433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15831758 + ... + 15840863.

It is an arithmetic number, because the mean of its divisors is an integer number (18766028535).

Almost surely, 2144205443413 is an apocalyptic number.

It is an amenable number.

144205443413 is a deficient number, since it is larger than the sum of its proper divisors (5922784867).

144205443413 is a wasteful number, since it uses less digits than its factorization.

144205443413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31672807.

The product of its (nonzero) digits is 92160, while the sum is 35.

Adding to 144205443413 its reverse (314344502441), we get a palindrome (458549945854).

The spelling of 144205443413 in words is "one hundred forty-four billion, two hundred five million, four hundred forty-three thousand, four hundred thirteen".

Divisors: 1 29 157 4553 31672621 918506009 4972601497 144205443413