Base | Representation |
---|---|
bin | 1100010011111… |
… | …00011010001111 |
3 | 21012022122211222 |
4 | 12021330122033 |
5 | 202414120111 |
6 | 14125233555 |
7 | 2362531544 |
oct | 611743217 |
9 | 235278758 |
10 | 103270031 |
11 | 53325337 |
12 | 2a7028bb |
13 | 1851a037 |
14 | da02bcb |
15 | 90ed7db |
hex | 627c68f |
103270031 has 4 divisors (see below), whose sum is σ = 103319112. Its totient is φ = 103220952.
The previous prime is 103270009. The next prime is 103270033. The reversal of 103270031 is 130072301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 103270031 - 26 = 103269967 is a prime.
It is a super-2 number, since 2×1032700312 = 21329398605481922, 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 = 103269991 and 103270009.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103270033) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21236 + ... + 25641.
It is an arithmetic number, because the mean of its divisors is an integer number (25829778).
Almost surely, 2103270031 is an apocalyptic number.
103270031 is a deficient number, since it is larger than the sum of its proper divisors (49081).
103270031 is an equidigital number, since it uses as much as digits as its factorization.
103270031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49080.
The product of its (nonzero) digits is 126, while the sum is 17.
The square root of 103270031 is about 10162.1863297226. The cubic root of 103270031 is about 469.1640959210.
The spelling of 103270031 in words is "one hundred three million, two hundred seventy thousand, thirty-one".
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