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144118801 = 599240599
BaseRepresentation
bin10001001011100…
…01010000010001
3101001011222211101
420211301100101
5243343300201
622144544401
73366663301
oct1045612021
9331158741
10144118801
1174395652
1240322101
1323b1ccc8
14151d7601
15c9bbd01
hex8971411

144118801 has 4 divisors (see below), whose sum is σ = 144360000. Its totient is φ = 143877604.

The previous prime is 144118787. The next prime is 144118837. The reversal of 144118801 is 108811441.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 144118801 - 217 = 143987729 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 144118801.

It is not an unprimeable number, because it can be changed into a prime (144118841) 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, 119701 + ... + 120898.

It is an arithmetic number, because the mean of its divisors is an integer number (36090000).

Almost surely, 2144118801 is an apocalyptic number.

It is an amenable number.

144118801 is a deficient number, since it is larger than the sum of its proper divisors (241199).

144118801 is an equidigital number, since it uses as much as digits as its factorization.

144118801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241198.

The product of its (nonzero) digits is 1024, while the sum is 28.

The square root of 144118801 is about 12004.9490211329. The cubic root of 144118801 is about 524.2923812105.

The spelling of 144118801 in words is "one hundred forty-four million, one hundred eighteen thousand, eight hundred one".

Divisors: 1 599 240599 144118801