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144004908 = 22312000409
BaseRepresentation
bin10001001010101…
…01011100101100
3101000222012121010
420211111130230
5243331124113
622142305220
73366010245
oct1045253454
9330865533
10144004908
1174318023
1240288210
1323ab0208
14151a7ccc
15c9981c3
hex895572c

144004908 has 12 divisors (see below), whose sum is σ = 336011480. Its totient is φ = 48001632.

The previous prime is 144004897. The next prime is 144004961. The reversal of 144004908 is 809400441.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6000193 + ... + 6000216.

Almost surely, 2144004908 is an apocalyptic number.

It is an amenable number.

144004908 is an abundant number, since it is smaller than the sum of its proper divisors (192006572).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144004908 is a wasteful number, since it uses less digits than its factorization.

144004908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12000416 (or 12000414 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 144004908 is about 12000.2044982575. The cubic root of 144004908 is about 524.1542336810.

The spelling of 144004908 in words is "one hundred forty-four million, four thousand, nine hundred eight".

Divisors: 1 2 3 4 6 12 12000409 24000818 36001227 48001636 72002454 144004908