Base | Representation |
---|---|
bin | 1100111101001… |
… | …01000100000100 |
3 | 21120111111011000 |
4 | 12132211010010 |
5 | 210310220203 |
6 | 14441213300 |
7 | 2456521434 |
oct | 636450404 |
9 | 246444130 |
10 | 108679428 |
11 | 5638a510 |
12 | 30491230 |
13 | 19692270 |
14 | 106102c4 |
15 | 981b4a3 |
hex | 67a5104 |
108679428 has 192 divisors, whose sum is σ = 343203840. Its totient is φ = 29289600.
The previous prime is 108679423. The next prime is 108679433. The reversal of 108679428 is 824976801.
It is an interprime number because it is at equal distance from previous prime (108679423) and next prime (108679433).
It is a super-2 number, since 2×1086794282 = 23622436140814368, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (108679423) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 478651 + ... + 478877.
It is an arithmetic number, because the mean of its divisors is an integer number (1787520).
Almost surely, 2108679428 is an apocalyptic number.
108679428 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 108679428, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (171601920).
108679428 is an abundant number, since it is smaller than the sum of its proper divisors (234524412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108679428 is a wasteful number, since it uses less digits than its factorization.
108679428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295 (or 287 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 108679428 is about 10424.9425897700. The cubic root of 108679428 is about 477.2168627452.
The spelling of 108679428 in words is "one hundred eight million, six hundred seventy-nine thousand, four hundred twenty-eight".
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