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139022 = 2135347
BaseRepresentation
bin100001111100001110
321001200222
4201330032
513422042
62551342
71116212
oct417416
9231628
10139022
11954a4
1268552
134b380
1438942
152b2d2
hex21f0e

139022 has 8 divisors (see below), whose sum is σ = 224616. Its totient is φ = 64152.

The previous prime is 139021. The next prime is 139033. The reversal of 139022 is 220931.

Adding to 139022 its reverse (220931), we get a palindrome (359953).

139022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 139022.

It is not an unprimeable number, because it can be changed into a prime (139021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2648 + ... + 2699.

It is an arithmetic number, because the mean of its divisors is an integer number (28077).

2139022 is an apocalyptic number.

139022 is a deficient number, since it is larger than the sum of its proper divisors (85594).

139022 is a wasteful number, since it uses less digits than its factorization.

139022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5362.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 139022 is about 372.8565407767. The cubic root of 139022 is about 51.8037474369.

The spelling of 139022 in words is "one hundred thirty-nine thousand, twenty-two".

Divisors: 1 2 13 26 5347 10694 69511 139022