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10838975889 = 371761349529
BaseRepresentation
bin10100001100000110…
…11010010110010001
31000222101110000200110
422012003122112101
5134144234212024
64551312511533
7532412526540
oct120603322621
930871400613
1010838975889
114662357015
122125b4b5a9
131039768a01
1474b756157
15436883629
hex2860da591

10838975889 has 32 divisors (see below), whose sum is σ = 17516977920. Its totient is φ = 5819738112.

The previous prime is 10838975863. The next prime is 10838975897. The reversal of 10838975889 is 98857983801.

It is not a de Polignac number, because 10838975889 - 25 = 10838975857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10838975839) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 194077 + ... + 243605.

It is an arithmetic number, because the mean of its divisors is an integer number (547405560).

Almost surely, 210838975889 is an apocalyptic number.

It is an amenable number.

10838975889 is a deficient number, since it is larger than the sum of its proper divisors (6678002031).

10838975889 is a wasteful number, since it uses less digits than its factorization.

10838975889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50169.

The product of its (nonzero) digits is 34836480, while the sum is 66.

The spelling of 10838975889 in words is "ten billion, eight hundred thirty-eight million, nine hundred seventy-five thousand, eight hundred eighty-nine".

Divisors: 1 3 7 17 21 51 119 357 613 1839 4291 10421 12873 31263 49529 72947 148587 218841 346703 841993 1040109 2525979 5893951 17681853 30361277 91083831 212528939 516141709 637586817 1548425127 3612991963 10838975889