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144712107 = 32473131093
BaseRepresentation
bin10001010000000…
…10000110101011
3101002022010200200
420220002012223
5244021241412
622205403243
73405014121
oct1050020653
9332263620
10144712107
1174760391
1240569523
1323c9a087
141530d911
15ca879dc
hex8a021ab

144712107 has 24 divisors (see below), whose sum is σ = 214353984. Its totient is φ = 94034304.

The previous prime is 144712091. The next prime is 144712111. The reversal of 144712107 is 701217441.

144712107 is a `hidden beast` number, since 1 + 447 + 1 + 210 + 7 = 666.

It is not a de Polignac number, because 144712107 - 24 = 144712091 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144712147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 131853 + ... + 132945.

It is an arithmetic number, because the mean of its divisors is an integer number (8931416).

Almost surely, 2144712107 is an apocalyptic number.

144712107 is a deficient number, since it is larger than the sum of its proper divisors (69641877).

144712107 is a wasteful number, since it uses less digits than its factorization.

144712107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1459 (or 1456 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 27.

The square root of 144712107 is about 12029.6345331020. The cubic root of 144712107 is about 525.0108623603.

Adding to 144712107 its reverse (701217441), we get a palindrome (845929548).

The spelling of 144712107 in words is "one hundred forty-four million, seven hundred twelve thousand, one hundred seven".

Divisors: 1 3 9 47 141 313 423 939 1093 2817 3279 9837 14711 44133 51371 132399 154113 342109 462339 1026327 3078981 16079123 48237369 144712107