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144245060 = 2257212253
BaseRepresentation
bin10001001100100…
…00000101000100
3101001102102000122
420212100011010
5243411320220
622151401112
73401030351
oct1046200504
9331372018
10144245060
11744714a3
1240383198
1323b6560b
141522b628
15c9e4425
hex8990144

144245060 has 12 divisors (see below), whose sum is σ = 302914668. Its totient is φ = 57698016.

The previous prime is 144245047. The next prime is 144245089. The reversal of 144245060 is 60542441.

It can be written as a sum of positive squares in 2 ways, for example, as 40653376 + 103591684 = 6376^2 + 10178^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3606107 + ... + 3606146.

It is an arithmetic number, because the mean of its divisors is an integer number (25242889).

Almost surely, 2144245060 is an apocalyptic number.

144245060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144245060 is an abundant number, since it is smaller than the sum of its proper divisors (158669608).

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

144245060 is a wasteful number, since it uses less digits than its factorization.

144245060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7212262 (or 7212260 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 144245060 is about 12010.2064928127. The cubic root of 144245060 is about 524.4454431511.

The spelling of 144245060 in words is "one hundred forty-four million, two hundred forty-five thousand, sixty".

Divisors: 1 2 4 5 10 20 7212253 14424506 28849012 36061265 72122530 144245060