Base | Representation |
---|---|
bin | 1100010011101… |
… | …10010101001011 |
3 | 21012021101200202 |
4 | 12021312111023 |
5 | 202412321011 |
6 | 14124522415 |
7 | 2362366133 |
oct | 611662513 |
9 | 235241622 |
10 | 103245131 |
11 | 53308660 |
12 | 2a6b040b |
13 | 1850b8c2 |
14 | d9d7ac3 |
15 | 90e623b |
hex | 627654b |
103245131 has 8 divisors (see below), whose sum is σ = 119256624. Its totient is φ = 88337920.
The previous prime is 103245101. The next prime is 103245173. The reversal of 103245131 is 131542301.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 103245131 - 26 = 103245067 is a prime.
It is a super-2 number, since 2×1032451312 = 21319114150414322, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (103245101) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275870 + ... + 276243.
It is an arithmetic number, because the mean of its divisors is an integer number (14907078).
Almost surely, 2103245131 is an apocalyptic number.
103245131 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
103245131 is a deficient number, since it is larger than the sum of its proper divisors (16011493).
103245131 is a wasteful number, since it uses less digits than its factorization.
103245131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 552141.
The product of its (nonzero) digits is 360, while the sum is 20.
The square root of 103245131 is about 10160.9611257991. The cubic root of 103245131 is about 469.1263853192.
Adding to 103245131 its reverse (131542301), we get a palindrome (234787432).
The spelling of 103245131 in words is "one hundred three million, two hundred forty-five thousand, one hundred thirty-one".
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