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144464301 = 3216051589
BaseRepresentation
bin10001001110001…
…01100110101101
3101001211112202200
420213011212231
5243440324201
622200212113
73402632502
oct1047054655
9331745680
10144464301
1174601193
124046a039
1323c11347
14152874a9
15ca39386
hex89c59ad

144464301 has 6 divisors (see below), whose sum is σ = 208670670. Its totient is φ = 96309528.

The previous prime is 144464263. The next prime is 144464347. The reversal of 144464301 is 103464441.

144464301 is a `hidden beast` number, since 14 + 4 + 4 + 643 + 0 + 1 = 666.

144464301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 128255625 + 16208676 = 11325^2 + 4026^2 .

It is not a de Polignac number, because 144464301 - 214 = 144447917 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144464501) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8025786 + ... + 8025803.

It is an arithmetic number, because the mean of its divisors is an integer number (34778445).

Almost surely, 2144464301 is an apocalyptic number.

It is an amenable number.

144464301 is a deficient number, since it is larger than the sum of its proper divisors (64206369).

144464301 is a wasteful number, since it uses less digits than its factorization.

144464301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16051595 (or 16051592 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 144464301 is about 12019.3303058032. The cubic root of 144464301 is about 524.7110137458.

The spelling of 144464301 in words is "one hundred forty-four million, four hundred sixty-four thousand, three hundred one".

Divisors: 1 3 9 16051589 48154767 144464301