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144084601 = 732119681
BaseRepresentation
bin10001001011010…
…00111001111001
3101001010020220201
420211220321321
5243341201401
622144122201
73366461503
oct1045507171
9331106821
10144084601
1174371991
1240306361
1323b0a57b
14151c8d73
15c9b1b01
hex8968e79

144084601 has 4 divisors (see below), whose sum is σ = 144111604. Its totient is φ = 144057600.

The previous prime is 144084569. The next prime is 144084643. The reversal of 144084601 is 106480441.

144084601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106480441 = 611745581.

It can be written as a sum of positive squares in 2 ways, for example, as 64000000 + 80084601 = 8000^2 + 8949^2 .

It is a cyclic number.

It is not a de Polignac number, because 144084601 - 25 = 144084569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144084601.

It is not an unprimeable number, because it can be changed into a prime (144081601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2520 + ... + 17161.

It is an arithmetic number, because the mean of its divisors is an integer number (36027901).

Almost surely, 2144084601 is an apocalyptic number.

It is an amenable number.

144084601 is a deficient number, since it is larger than the sum of its proper divisors (27003).

144084601 is an equidigital number, since it uses as much as digits as its factorization.

144084601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27002.

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 144084601 is about 12003.5245240721. The cubic root of 144084601 is about 524.2509056643.

The spelling of 144084601 in words is "one hundred forty-four million, eighty-four thousand, six hundred one".

Divisors: 1 7321 19681 144084601