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144043130 = 25711187069
BaseRepresentation
bin10001001010111…
…10110001111010
3101001001011000202
420211132301322
5243333340010
622143202202
73366226550
oct1045366172
9331034022
10144043130
1174343810
12402a6362
1323ac472a
14151b7bd0
15c9a46a5
hex895ec7a

144043130 has 32 divisors (see below), whose sum is σ = 323256960. Its totient is φ = 44896320.

The previous prime is 144043121. The next prime is 144043153. The reversal of 144043130 is 31340441.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92765 + ... + 94304.

It is an arithmetic number, because the mean of its divisors is an integer number (10101780).

Almost surely, 2144043130 is an apocalyptic number.

144043130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144043130 is an abundant number, since it is smaller than the sum of its proper divisors (179213830).

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

144043130 is a wasteful number, since it uses less digits than its factorization.

144043130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187094.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 144043130 is about 12001.7969487906. The cubic root of 144043130 is about 524.2006035146.

Adding to 144043130 its reverse (31340441), we get a palindrome (175383571).

The spelling of 144043130 in words is "one hundred forty-four million, forty-three thousand, one hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 187069 374138 935345 1309483 1870690 2057759 2618966 4115518 6547415 10288795 13094830 14404313 20577590 28808626 72021565 144043130