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144203044233 = 31911812142149
BaseRepresentation
bin1000011001001100101…
…0111101010110001001
3111210012202110122112010
42012103022331112021
54330311434403413
6150125043410133
713263325436403
oct2062312752611
9453182418463
10144203044233
115617994a516
1223b45383949
13107a1595511
146d9d917b73
153b3ec02dc3
hex21932bd589

144203044233 has 16 divisors (see below), whose sum is σ = 202561704000. Its totient is φ = 90998447040.

The previous prime is 144203044231. The next prime is 144203044273. The reversal of 144203044233 is 332440302441.

It is a happy number.

It is not a de Polignac number, because 144203044233 - 21 = 144203044231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 144203044233.

It is not an unprimeable number, because it can be changed into a prime (144203044231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1003758 + ... + 1138391.

It is an arithmetic number, because the mean of its divisors is an integer number (12660106500).

Almost surely, 2144203044233 is an apocalyptic number.

It is an amenable number.

144203044233 is a deficient number, since it is larger than the sum of its proper divisors (58358659767).

144203044233 is a wasteful number, since it uses less digits than its factorization.

144203044233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2143352.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 144203044233 its reverse (332440302441), we get a palindrome (476643346674).

The spelling of 144203044233 in words is "one hundred forty-four billion, two hundred three million, forty-four thousand, two hundred thirty-three".

Divisors: 1 3 19 57 1181 3543 22439 67317 2142149 6426447 40700831 122102493 2529877969 7589633907 48067681411 144203044233