Base | Representation |
---|---|
bin | 1100010010010… |
… | …10110100110011 |
3 | 21011221100020202 |
4 | 12021022310303 |
5 | 202341120211 |
6 | 14121025415 |
7 | 2361024452 |
oct | 611126463 |
9 | 234840222 |
10 | 103066931 |
11 | 531a6790 |
12 | 2a62526b |
13 | 18478766 |
14 | d98cb99 |
15 | 90ad53b |
hex | 624ad33 |
103066931 has 6 divisors (see below), whose sum is σ = 112473396. Its totient is φ = 93666600.
The previous prime is 103066921. The next prime is 103066939. The reversal of 103066931 is 139660301.
It is a de Polignac number, because none of the positive numbers 2k-103066931 is a prime.
It is a super-2 number, since 2×1030669312 = 21245584531517522, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103066894 and 103066903.
It is not an unprimeable number, because it can be changed into a prime (103066939) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 32141 + ... + 35201.
It is an arithmetic number, because the mean of its divisors is an integer number (18745566).
Almost surely, 2103066931 is an apocalyptic number.
103066931 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103066931 is a deficient number, since it is larger than the sum of its proper divisors (9406465).
103066931 is an frugal number, since it uses more digits than its factorization.
103066931 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6133 (or 3072 counting only the distinct ones).
The product of its (nonzero) digits is 2916, while the sum is 29.
The square root of 103066931 is about 10152.1884832779. The cubic root of 103066931 is about 468.8563275004.
The spelling of 103066931 in words is "one hundred three million, sixty-six thousand, nine hundred thirty-one".
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