Base | Representation |
---|---|
bin | 110010111001111100000… |
… | …0101001000110011010001 |
3 | 220202211211222022122210201 |
4 | 1211303320011020303101 |
5 | 1404112030411313400 |
6 | 22514030521255201 |
7 | 1321320354015322 |
oct | 145637005106321 |
9 | 26684758278721 |
10 | 6996368854225 |
11 | 2258163906823 |
12 | 94bb39934501 |
13 | 3b99a7261b6a |
14 | 1a28a9c9a449 |
15 | c1ed1a3906a |
hex | 65cf8148cd1 |
6996368854225 has 27 divisors (see below), whose sum is σ = 8723863778259. Its totient is φ = 5566063180800.
The previous prime is 6996368854157. The next prime is 6996368854231. The reversal of 6996368854225 is 5224588636996.
The square root of 6996368854225 is 2645065.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 13 ways, for example, as 6813232787089 + 183136067136 = 2610217^2 + 427944^2 .
It is a de Polignac number, because none of the positive numbers 2k-6996368854225 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2552486355 + ... + 2552489095.
Almost surely, 26996368854225 is an apocalyptic number.
6996368854225 is the 2645065-th square number.
6996368854225 is the 1322533-rd centered octagonal number.
It is an amenable number.
6996368854225 is a deficient number, since it is larger than the sum of its proper divisors (1727494924034).
6996368854225 is an frugal number, since it uses more digits than its factorization.
6996368854225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5878 (or 2939 counting only the distinct ones).
The product of its digits is 1343692800, while the sum is 73.
The spelling of 6996368854225 in words is "six trillion, nine hundred ninety-six billion, three hundred sixty-eight million, eight hundred fifty-four thousand, two hundred twenty-five".
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