Base | Representation |
---|---|
bin | 1110111001011000… |
… | …11110111110000001 |
3 | 202122100220222200001 |
4 | 13130230132332001 |
5 | 112334342203001 |
6 | 3401332400001 |
7 | 402121420504 |
oct | 73454367601 |
9 | 22570828601 |
10 | 7997616001 |
11 | 343449a301 |
12 | 1672476001 |
13 | 9a5bb9c7b |
14 | 55c24713b |
15 | 31c1c9001 |
hex | 1dcb1ef81 |
7997616001 has 8 divisors (see below), whose sum is σ = 8162341920. Its totient is φ = 7834224288.
The previous prime is 7997615987. The next prime is 7997616023. The reversal of 7997616001 is 1006167997.
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 7997616001 - 215 = 7997583233 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (7997616041) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 321436 + ... + 345421.
It is an arithmetic number, because the mean of its divisors is an integer number (1020292740).
Almost surely, 27997616001 is an apocalyptic number.
It is an amenable number.
7997616001 is a deficient number, since it is larger than the sum of its proper divisors (164725919).
7997616001 is a wasteful number, since it uses less digits than its factorization.
7997616001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 667103.
The product of its (nonzero) digits is 142884, while the sum is 46.
The square root of 7997616001 is about 89429.3911474298. The cubic root of 7997616001 is about 1999.8013136792.
The spelling of 7997616001 in words is "seven billion, nine hundred ninety-seven million, six hundred sixteen thousand, one".
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