Base | Representation |
---|---|
bin | 1100111101101… |
… | …00100100011110 |
3 | 21120121201021101 |
4 | 12132310210132 |
5 | 210314233232 |
6 | 14442423314 |
7 | 2460204550 |
oct | 636644436 |
9 | 246551241 |
10 | 108742942 |
11 | 56423200 |
12 | 30501b3a |
13 | 196b5149 |
14 | 106294d0 |
15 | 98301e7 |
hex | 67b491e |
108742942 has 48 divisors (see below), whose sum is σ = 213889536. Its totient is φ = 40510800.
The previous prime is 108742939. The next prime is 108742967. The reversal of 108742942 is 249247801.
108742942 = 4342 + 4352 + ... + 7412.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 37567 + ... + 40357.
It is an arithmetic number, because the mean of its divisors is an integer number (4456032).
Almost surely, 2108742942 is an apocalyptic number.
108742942 is a deficient number, since it is larger than the sum of its proper divisors (105146594).
108742942 is a wasteful number, since it uses less digits than its factorization.
108742942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2845 (or 2834 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 37.
The square root of 108742942 is about 10427.9883966180. The cubic root of 108742942 is about 477.3098090361.
The spelling of 108742942 in words is "one hundred eight million, seven hundred forty-two thousand, nine hundred forty-two".
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