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140134141 = 7613071069
BaseRepresentation
bin10000101101001…
…00011011111101
3100202200112220101
420112210123331
5241333243031
621523321101
73321056230
oct1026443375
9322615811
10140134141
1172113944
123ab20191
1323056414
141487b417
15c481361
hex85a46fd

140134141 has 16 divisors (see below), whose sum is σ = 163461760. Its totient is φ = 117650880.

The previous prime is 140134117. The next prime is 140134151. The reversal of 140134141 is 141431041.

It is a cyclic number.

It is not a de Polignac number, because 140134141 - 221 = 138036989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140134151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130555 + ... + 131623.

It is an arithmetic number, because the mean of its divisors is an integer number (10216360).

Almost surely, 2140134141 is an apocalyptic number.

It is an amenable number.

140134141 is a deficient number, since it is larger than the sum of its proper divisors (23327619).

140134141 is a wasteful number, since it uses less digits than its factorization.

140134141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1444.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 140134141 is about 11837.8267008772. The cubic root of 140134141 is about 519.4151968543.

Adding to 140134141 its reverse (141431041), we get a palindrome (281565182).

The spelling of 140134141 in words is "one hundred forty million, one hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 7 61 307 427 1069 2149 7483 18727 65209 131089 328183 456463 2297281 20019163 140134141