Base | Representation |
---|---|
bin | 1101100001000001… |
… | …01001000000000000 |
3 | 200201201000221022001 |
4 | 12300200221000000 |
5 | 104330104020411 |
6 | 3200011553344 |
7 | 344550435661 |
oct | 66040510000 |
9 | 20651027261 |
10 | 7256313856 |
11 | 3094000000 |
12 | 14a615b854 |
13 | 8b844944c |
14 | 4cb9db368 |
15 | 2c7098dc1 |
hex | 1b0829000 |
7256313856 has 91 divisors (see below), whose sum is σ = 15961940947. Its totient is φ = 3298324480.
The previous prime is 7256313853. The next prime is 7256313877. The reversal of 7256313856 is 6583136527.
The square root of 7256313856 is 85184.
The cubic root of 7256313856 is 1936.
It is a perfect power (a square, a cube, a 6-th power), and thus also a powerful number.
It is a Duffinian number.
Its product of digits (907200) is a multiple of the sum of its prime factors (90).
It is not an unprimeable number, because it can be changed into a prime (7256313853) by changing a digit.
It is a polite number, since it can be written in 6 ways as a sum of consecutive naturals, for example, 659664891 + ... + 659664901.
Almost surely, 27256313856 is an apocalyptic number.
7256313856 is the 85184-th square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7256313856
7256313856 is an abundant number, since it is smaller than the sum of its proper divisors (8705627091).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7256313856 is an frugal number, since it uses more digits than its factorization.
7256313856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90 (or 13 counting only the distinct ones).
The product of its digits is 907200, while the sum is 46.
The spelling of 7256313856 in words is "seven billion, two hundred fifty-six million, three hundred thirteen thousand, eight hundred fifty-six".
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