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144060161 = 741949117
BaseRepresentation
bin10001001011000…
…10111100000001
3101001002000101112
420211202330001
5243334411121
622143413105
73366330320
oct1045427401
9331060345
10144060161
1174355593
12402b4195
1323acc3cb
14151c00b7
15c9a975b
hex8962f01

144060161 has 8 divisors (see below), whose sum is σ = 165036480. Its totient is φ = 123182928.

The previous prime is 144060157. The next prime is 144060179. The reversal of 144060161 is 161060441.

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 144060161 - 22 = 144060157 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144060151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21626 + ... + 27491.

It is an arithmetic number, because the mean of its divisors is an integer number (20629560).

Almost surely, 2144060161 is an apocalyptic number.

It is an amenable number.

144060161 is a deficient number, since it is larger than the sum of its proper divisors (20976319).

144060161 is an equidigital number, since it uses as much as digits as its factorization.

144060161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49543.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 144060161 is about 12002.5064465719. The cubic root of 144060161 is about 524.2212623933.

The spelling of 144060161 in words is "one hundred forty-four million, sixty thousand, one hundred sixty-one".

Divisors: 1 7 419 2933 49117 343819 20580023 144060161