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144041404 = 22132213079
BaseRepresentation
bin10001001010111…
…10010110111100
3101001001001122211
420211132112330
5243333311104
622143150204
73366221533
oct1045362674
9331031584
10144041404
1174342491
12402a5364
1323ac3a00
14151b731a
15c9a3e04
hex895e5bc

144041404 has 18 divisors (see below), whose sum is σ = 272955480. Its totient is φ = 66480336.

The previous prime is 144041399. The next prime is 144041423. The reversal of 144041404 is 404140441.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105864 + ... + 107215.

Almost surely, 2144041404 is an apocalyptic number.

It is an amenable number.

144041404 is a deficient number, since it is larger than the sum of its proper divisors (128914076).

144041404 is a wasteful number, since it uses less digits than its factorization.

144041404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213109 (or 213094 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 144041404 is about 12001.7250426762. The cubic root of 144041404 is about 524.1985097578.

Adding to 144041404 its reverse (404140441), we get a palindrome (548181845).

The spelling of 144041404 in words is "one hundred forty-four million, forty-one thousand, four hundred four".

Divisors: 1 2 4 13 26 52 169 338 676 213079 426158 852316 2770027 5540054 11080108 36010351 72020702 144041404