Base | Representation |
---|---|
bin | 1100111001001… |
… | …00100010011110 |
3 | 21112111202000022 |
4 | 12130210202132 |
5 | 210141343430 |
6 | 14422032142 |
7 | 2452166561 |
oct | 634444236 |
9 | 245452008 |
10 | 108152990 |
11 | 5605aa40 |
12 | 30278652 |
13 | 1953976a |
14 | 105144d8 |
15 | 97654e5 |
hex | 672489e |
108152990 has 16 divisors (see below), whose sum is σ = 212373360. Its totient is φ = 39328320.
The previous prime is 108152983. The next prime is 108153011. The reversal of 108152990 is 99251801.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 108152990.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 491495 + ... + 491714.
It is an arithmetic number, because the mean of its divisors is an integer number (13273335).
Almost surely, 2108152990 is an apocalyptic number.
108152990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
108152990 is a deficient number, since it is larger than the sum of its proper divisors (104220370).
108152990 is a wasteful number, since it uses less digits than its factorization.
108152990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 983227.
The product of its (nonzero) digits is 6480, while the sum is 35.
The square root of 108152990 is about 10399.6629753084. The cubic root of 108152990 is about 476.4450766112.
The spelling of 108152990 in words is "one hundred eight million, one hundred fifty-two thousand, nine hundred ninety".
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