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108940838 = 2714191831
BaseRepresentation
bin1100111111001…
…00111000100110
321120222202201212
412133210320212
5210342101323
614450551422
72461660526
oct637447046
9246882655
10108940838
1156548956
1230598572
1319754246
141067b686
15986db78
hex67e4e26

108940838 has 16 divisors (see below), whose sum is σ = 166199040. Its totient is φ = 53545800.

The previous prime is 108940837. The next prime is 108940847. The reversal of 108940838 is 838049801.

It is a junction number, because it is equal to n+sod(n) for n = 108940795 and 108940804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108940837) 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, 58583 + ... + 60413.

It is an arithmetic number, because the mean of its divisors is an integer number (10387440).

Almost surely, 2108940838 is an apocalyptic number.

108940838 is a deficient number, since it is larger than the sum of its proper divisors (57258202).

108940838 is a wasteful number, since it uses less digits than its factorization.

108940838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2323.

The product of its (nonzero) digits is 55296, while the sum is 41.

The square root of 108940838 is about 10437.4727784076. The cubic root of 108940838 is about 477.5991778860.

The spelling of 108940838 in words is "one hundred eight million, nine hundred forty thousand, eight hundred thirty-eight".

Divisors: 1 2 71 142 419 838 1831 3662 29749 59498 130001 260002 767189 1534378 54470419 108940838