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144201032452 = 22111493323341
BaseRepresentation
bin1000011001001100001…
…1010010001100000100
3111210012121200102212201
42012103003102030010
54330310431014302
6150124532324244
713263302360221
oct2062303221404
9453177612781
10144201032452
11561787a5a94
1223b44773684
13107a103c909
146d9d552948
153b3e956c87
hex21930d2304

144201032452 has 12 divisors (see below), whose sum is σ = 252354850636. Its totient is φ = 72099646560.

The previous prime is 144201032449. The next prime is 144201032467. The reversal of 144201032452 is 254230102441.

It can be written as a sum of positive squares in 2 ways, for example, as 7503717376 + 136697315076 = 86624^2 + 369726^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 144201032452.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284302 + ... + 607642.

Almost surely, 2144201032452 is an apocalyptic number.

It is an amenable number.

144201032452 is a deficient number, since it is larger than the sum of its proper divisors (108153818184).

144201032452 is a wasteful number, since it uses less digits than its factorization.

144201032452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434838 (or 434836 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 144201032452 its reverse (254230102441), we get a palindrome (398431134893).

The spelling of 144201032452 in words is "one hundred forty-four billion, two hundred one million, thirty-two thousand, four hundred fifty-two".

Divisors: 1 2 4 111493 222986 323341 445972 646682 1293364 36050258113 72100516226 144201032452