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144034254 = 23371329311
BaseRepresentation
bin10001001010111…
…00100111001110
3101001000200212000
420211130213032
5243333044004
622143053130
73366161640
oct1045344716
9331020760
10144034254
1174338081
12402a11a6
1323ac0690
14151b4890
15c9a1c39
hex895c9ce

144034254 has 64 divisors (see below), whose sum is σ = 393953280. Its totient is φ = 37985760.

The previous prime is 144034249. The next prime is 144034259. The reversal of 144034254 is 452430441.

It is a happy number.

144034254 is a `hidden beast` number, since 1 + 4 + 403 + 4 + 254 = 666.

144034254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (144034249) and next prime (144034259).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144034259) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9742 + ... + 19569.

It is an arithmetic number, because the mean of its divisors is an integer number (6155520).

Almost surely, 2144034254 is an apocalyptic number.

144034254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

144034254 is an abundant number, since it is smaller than the sum of its proper divisors (249919026).

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

144034254 is a wasteful number, since it uses less digits than its factorization.

144034254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29342 (or 29336 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 144034254 is about 12001.4271651333. The cubic root of 144034254 is about 524.1898361374.

Adding to 144034254 its reverse (452430441), we get a palindrome (596464695).

The spelling of 144034254 in words is "one hundred forty-four million, thirty-four thousand, two hundred fifty-four".

Divisors: 1 2 3 6 7 9 13 14 18 21 26 27 39 42 54 63 78 91 117 126 182 189 234 273 351 378 546 702 819 1638 2457 4914 29311 58622 87933 175866 205177 263799 381043 410354 527598 615531 762086 791397 1143129 1231062 1582794 1846593 2286258 2667301 3429387 3693186 5334602 5539779 6858774 8001903 10288161 11079558 16003806 20576322 24005709 48011418 72017127 144034254