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19026029 = 113746747
BaseRepresentation
bin100100010010…
…1000001101101
31022210121210202
41020211001231
514332313104
61515443245
7320501321
oct110450155
938717722
1019026029
11a8155a0
126456525
133c32009
142753981
151a0c51e
hex122506d

19026029 has 8 divisors (see below), whose sum is σ = 21317088. Its totient is φ = 16828560.

The previous prime is 19026019. The next prime is 19026031. The reversal of 19026029 is 92062091.

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 19026029 - 24 = 19026013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19025992 and 19026010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19026019) 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, 22967 + ... + 23780.

It is an arithmetic number, because the mean of its divisors is an integer number (2664636).

Almost surely, 219026029 is an apocalyptic number.

It is an amenable number.

19026029 is a deficient number, since it is larger than the sum of its proper divisors (2291059).

19026029 is a wasteful number, since it uses less digits than its factorization.

19026029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46795.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 19026029 is about 4361.8836527354. The cubic root of 19026029 is about 266.9619615980.

The spelling of 19026029 in words is "nineteen million, twenty-six thousand, twenty-nine".

Divisors: 1 11 37 407 46747 514217 1729639 19026029