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144460070 = 25199229317
BaseRepresentation
bin10001001110001…
…00100100100110
3101001211022221222
420213010210212
5243440210240
622200140342
73402614246
oct1047044446
9331738858
10144460070
11745a8a97
12404676b2
1323c0c441
1415285b26
15ca37eb5
hex89c4926

144460070 has 32 divisors (see below), whose sum is σ = 263304000. Its totient is φ = 57062016.

The previous prime is 144460051. The next prime is 144460103. The reversal of 144460070 is 70064441.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455552 + ... + 455868.

It is an arithmetic number, because the mean of its divisors is an integer number (8228250).

Almost surely, 2144460070 is an apocalyptic number.

144460070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144460070 is a deficient number, since it is larger than the sum of its proper divisors (118843930).

144460070 is a wasteful number, since it uses less digits than its factorization.

144460070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 144460070 is about 12019.1542963721. The cubic root of 144460070 is about 524.7058912024.

The spelling of 144460070 in words is "one hundred forty-four million, four hundred sixty thousand, seventy".

Divisors: 1 2 5 10 199 229 317 398 458 634 995 1145 1585 1990 2290 3170 45571 63083 72593 91142 126166 145186 227855 315415 362965 455710 630830 725930 14446007 28892014 72230035 144460070