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144066214 = 2677431447
BaseRepresentation
bin10001001011001…
…00011010100110
3101001002022200201
420211210122212
5243340104324
622143501114
73366354055
oct1045443246
9331068621
10144066214
117435a096
12402b779a
1323b020a6
14151c239c
15c9ab444
hex89646a6

144066214 has 16 divisors (see below), whose sum is σ = 219771648. Its totient is φ = 70813512.

The previous prime is 144066199. The next prime is 144066239. The reversal of 144066214 is 412660441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98839 + ... + 100285.

It is an arithmetic number, because the mean of its divisors is an integer number (13735728).

Almost surely, 2144066214 is an apocalyptic number.

144066214 is a deficient number, since it is larger than the sum of its proper divisors (75705434).

144066214 is a wasteful number, since it uses less digits than its factorization.

144066214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 144066214 is about 12002.7585995887. The cubic root of 144066214 is about 524.2286043881.

The spelling of 144066214 in words is "one hundred forty-four million, sixty-six thousand, two hundred fourteen".

Divisors: 1 2 67 134 743 1447 1486 2894 49781 96949 99562 193898 1075121 2150242 72033107 144066214