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139000141 = 7130115263
BaseRepresentation
bin10000100100011…
…11100101001101
3100200112221100101
420102033211031
5241041001031
621443131101
73305324140
oct1022174515
9320487311
10139000141
1171509955
123a673a91
1322a4a207
1414664057
15c30a361
hex848f94d

139000141 has 8 divisors (see below), whose sum is σ = 158989824. Its totient is φ = 119043600.

The previous prime is 139000117. The next prime is 139000153. The reversal of 139000141 is 141000931.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 139000141 - 27 = 139000013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139000171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1476 + ... + 16738.

It is an arithmetic number, because the mean of its divisors is an integer number (19873728).

Almost surely, 2139000141 is an apocalyptic number.

It is an amenable number.

139000141 is a deficient number, since it is larger than the sum of its proper divisors (19989683).

139000141 is a wasteful number, since it uses less digits than its factorization.

139000141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16571.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 139000141 is about 11789.8321022820. The cubic root of 139000141 is about 518.0103218925.

The spelling of 139000141 in words is "one hundred thirty-nine million, one hundred forty-one", and thus it is an aban number.

Divisors: 1 7 1301 9107 15263 106841 19857163 139000141