Base | Representation |
---|---|
bin | 1111010000111111… |
… | …00011010010011001 |
3 | 210011011101012101010 |
4 | 13220133203102121 |
5 | 113241030134114 |
6 | 3433123044133 |
7 | 410044021542 |
oct | 75037432231 |
9 | 23134335333 |
10 | 8195552409 |
11 | 35261a2910 |
12 | 1708810649 |
13 | a07c00bc5 |
14 | 57a64d4c9 |
15 | 32e776c59 |
hex | 1e87e3499 |
8195552409 has 8 divisors (see below), whose sum is σ = 11920803552. Its totient is φ = 4967001440.
The previous prime is 8195552399. The next prime is 8195552437. The reversal of 8195552409 is 9042555918.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 8195552409 - 25 = 8195552377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (8195552609) 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, 124175004 + ... + 124175069.
It is an arithmetic number, because the mean of its divisors is an integer number (1490100444).
Almost surely, 28195552409 is an apocalyptic number.
It is an amenable number.
8195552409 is a deficient number, since it is larger than the sum of its proper divisors (3725251143).
8195552409 is a wasteful number, since it uses less digits than its factorization.
8195552409 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248350087.
The product of its (nonzero) digits is 648000, while the sum is 48.
The square root of 8195552409 is about 90529.2903374372. The cubic root of 8195552409 is about 2016.1650280136.
The spelling of 8195552409 in words is "eight billion, one hundred ninety-five million, five hundred fifty-two thousand, four hundred nine".
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