Base | Representation |
---|---|
bin | 1100010010110… |
… | …10100101001000 |
3 | 21012001121202212 |
4 | 12021122211020 |
5 | 202400201324 |
6 | 14122244252 |
7 | 2361413552 |
oct | 611324510 |
9 | 235047685 |
10 | 103131464 |
11 | 53240217 |
12 | 2a656688 |
13 | 1849bc47 |
14 | d9a84d2 |
15 | 90c270e |
hex | 625a948 |
103131464 has 8 divisors (see below), whose sum is σ = 193371510. Its totient is φ = 51565728.
The previous prime is 103131461. The next prime is 103131491. The reversal of 103131464 is 464131301.
It can be written as a sum of positive squares in only one way, i.e., 55383364 + 47748100 = 7442^2 + 6910^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (103131461) 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 as a sum of consecutive naturals, namely, 6445709 + ... + 6445724.
Almost surely, 2103131464 is an apocalyptic number.
It is an amenable number.
103131464 is a deficient number, since it is larger than the sum of its proper divisors (90240046).
103131464 is a wasteful number, since it uses less digits than its factorization.
103131464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12891439 (or 12891435 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 23.
The square root of 103131464 is about 10155.3662661669. The cubic root of 103131464 is about 468.9541616374.
Adding to 103131464 its reverse (464131301), we get a palindrome (567262765).
The spelling of 103131464 in words is "one hundred three million, one hundred thirty-one thousand, four hundred sixty-four".
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