Base | Representation |
---|---|
bin | 101000010000111… |
… | …000110011111001 |
3 | 1202002002202020211 |
4 | 220100320303321 |
5 | 2340413000031 |
6 | 151010351121 |
7 | 22511534233 |
oct | 5020706371 |
9 | 1662082224 |
10 | 675515641 |
11 | 317346999 |
12 | 16a28b4a1 |
13 | a9c48ac8 |
14 | 65a03253 |
15 | 3e487bb1 |
hex | 28438cf9 |
675515641 has 4 divisors (see below), whose sum is σ = 685598032. Its totient is φ = 665433252.
The previous prime is 675515639. The next prime is 675515651. The reversal of 675515641 is 146515576.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 675515641 - 21 = 675515639 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 675515594 and 675515603.
It is not an unprimeable number, because it can be changed into a prime (675515651) 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, 5041095 + ... + 5041228.
It is an arithmetic number, because the mean of its divisors is an integer number (171399508).
Almost surely, 2675515641 is an apocalyptic number.
It is an amenable number.
675515641 is a deficient number, since it is larger than the sum of its proper divisors (10082391).
675515641 is a wasteful number, since it uses less digits than its factorization.
675515641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10082390.
The product of its digits is 126000, while the sum is 40.
The square root of 675515641 is about 25990.6837347539. The cubic root of 675515641 is about 877.4286340069.
The spelling of 675515641 in words is "six hundred seventy-five million, five hundred fifteen thousand, six hundred forty-one".
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