Base | Representation |
---|---|
bin | 100100110111010011… |
… | …0010010001101101001 |
3 | 21120100010210200121211 |
4 | 1021232212102031221 |
5 | 2244112211104121 |
6 | 100211243233121 |
7 | 5501531616505 |
oct | 1115646221551 |
9 | 246303720554 |
10 | 79164941161 |
11 | 30634600009 |
12 | 134142187a1 |
13 | 7608128467 |
14 | 3b8dcc5305 |
15 | 20d501dce1 |
hex | 126e992369 |
79164941161 has 2 divisors, whose sum is σ = 79164941162. Its totient is φ = 79164941160.
The previous prime is 79164941129. The next prime is 79164941201. The reversal of 79164941161 is 16114946197.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 62035366761 + 17129574400 = 249069^2 + 130880^2 .
It is a cyclic number.
It is not a de Polignac number, because 79164941161 - 25 = 79164941129 is a prime.
It is not a weakly prime, because it can be changed into another prime (79164941101) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39582470580 + 39582470581.
It is an arithmetic number, because the mean of its divisors is an integer number (39582470581).
Almost surely, 279164941161 is an apocalyptic number.
It is an amenable number.
79164941161 is a deficient number, since it is larger than the sum of its proper divisors (1).
79164941161 is an equidigital number, since it uses as much as digits as its factorization.
79164941161 is an evil number, because the sum of its binary digits is even.
The product of its digits is 326592, while the sum is 49.
The spelling of 79164941161 in words is "seventy-nine billion, one hundred sixty-four million, nine hundred forty-one thousand, one hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •