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144318801 = 3114373297
BaseRepresentation
bin10001001101000…
…10000101010001
3101001120011011210
420212202011101
5243421200201
622153130333
73401455344
oct1046420521
9331504153
10144318801
1174511940
12403b99a9
1323b90053
141524a45b
15ca0b1d6
hex89a2151

144318801 has 8 divisors (see below), whose sum is σ = 209918304. Its totient is φ = 87465920.

The previous prime is 144318791. The next prime is 144318817. The reversal of 144318801 is 108813441.

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 144318801 - 27 = 144318673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144318821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2186616 + ... + 2186681.

It is an arithmetic number, because the mean of its divisors is an integer number (26239788).

Almost surely, 2144318801 is an apocalyptic number.

144318801 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

144318801 is a deficient number, since it is larger than the sum of its proper divisors (65599503).

144318801 is a wasteful number, since it uses less digits than its factorization.

144318801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4373311.

The product of its (nonzero) digits is 3072, while the sum is 30.

The square root of 144318801 is about 12013.2760311249. The cubic root of 144318801 is about 524.5347969752.

It can be divided in two parts, 14431 and 8801, that added together give a palindrome (23232).

The spelling of 144318801 in words is "one hundred forty-four million, three hundred eighteen thousand, eight hundred one".

Divisors: 1 3 11 33 4373297 13119891 48106267 144318801