Base | Representation |
---|---|
bin | 1101111001001110001011… |
… | …11110111010100110110011 |
3 | 11000011212201122112220020211 |
4 | 12330213011332322212303 |
5 | 13001041403014342404 |
6 | 144552014343444551 |
7 | 6302261220535264 |
oct | 674470576724663 |
9 | 130155648486224 |
10 | 30553423980979 |
11 | 980a6a8347149 |
12 | 351555ba56757 |
13 | 14082387cac93 |
14 | 778b1795096b |
15 | 37eb70b94b04 |
hex | 1bc9c5fba9b3 |
30553423980979 has 2 divisors, whose sum is σ = 30553423980980. Its totient is φ = 30553423980978.
The previous prime is 30553423980967. The next prime is 30553423981001. The reversal of 30553423980979 is 97908932435503.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30553423980979 is a prime.
It is a super-2 number, since 2×305534239809792 (a number of 28 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (30553423981979) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15276711990489 + 15276711990490.
It is an arithmetic number, because the mean of its divisors is an integer number (15276711990490).
Almost surely, 230553423980979 is an apocalyptic number.
30553423980979 is a deficient number, since it is larger than the sum of its proper divisors (1).
30553423980979 is an equidigital number, since it uses as much as digits as its factorization.
30553423980979 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 220449600, while the sum is 67.
The spelling of 30553423980979 in words is "thirty trillion, five hundred fifty-three billion, four hundred twenty-three million, nine hundred eighty thousand, nine hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •