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144205060 = 22519219973
BaseRepresentation
bin10001001100001…
…10010100000100
3101001100101011011
420212012110010
5243404030220
622150452004
73400502626
oct1046062404
9331311134
10144205060
117444443a
1240364004
1323b5034c
141521ac16
15c9d765a
hex8986504

144205060 has 36 divisors (see below), whose sum is σ = 319623948. Its totient is φ = 54643392.

The previous prime is 144205051. The next prime is 144205091. The reversal of 144205060 is 60502441.

It can be written as a sum of positive squares in 2 ways, for example, as 53231616 + 90973444 = 7296^2 + 9538^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2767 + ... + 17206.

It is an arithmetic number, because the mean of its divisors is an integer number (8878443).

Almost surely, 2144205060 is an apocalyptic number.

144205060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144205060 is an abundant number, since it is smaller than the sum of its proper divisors (175418888).

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

144205060 is a wasteful number, since it uses less digits than its factorization.

144205060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20020 (or 19999 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 144205060 is about 12008.5411270479. The cubic root of 144205060 is about 524.3969614051.

The spelling of 144205060 in words is "one hundred forty-four million, two hundred five thousand, sixty".

Divisors: 1 2 4 5 10 19 20 38 76 95 190 361 380 722 1444 1805 3610 7220 19973 39946 79892 99865 199730 379487 399460 758974 1517948 1897435 3794870 7210253 7589740 14420506 28841012 36051265 72102530 144205060