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13119623 = 114212833
BaseRepresentation
bin110010000011…
…000010000111
3220200112201222
4302003002013
511324311443
61145110555
7216341426
oct62030207
926615658
1013119623
117450a70
12448845b
1329447ba
141a572bd
151242468
hexc83087

13119623 has 8 divisors (see below), whose sum is σ = 14351376. Its totient is φ = 11894400.

The previous prime is 13119611. The next prime is 13119641. The reversal of 13119623 is 32691131.

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 13119623 - 24 = 13119607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13119592 and 13119601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13119643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3215 + ... + 6047.

It is an arithmetic number, because the mean of its divisors is an integer number (1793922).

Almost surely, 213119623 is an apocalyptic number.

13119623 is a deficient number, since it is larger than the sum of its proper divisors (1231753).

13119623 is a wasteful number, since it uses less digits than its factorization.

13119623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3265.

The product of its digits is 972, while the sum is 26.

The square root of 13119623 is about 3622.1020140245. The cubic root of 13119623 is about 235.8524825010.

The spelling of 13119623 in words is "thirteen million, one hundred nineteen thousand, six hundred twenty-three".

Divisors: 1 11 421 2833 4631 31163 1192693 13119623