Base | Representation |
---|---|
bin | 1110000110001000101010… |
… | …01111000011111011000111 |
3 | 11001202022000122120112220002 |
4 | 13003010111033003323013 |
5 | 13030324113110314444 |
6 | 145531515400031515 |
7 | 6346316623206650 |
oct | 703042517037307 |
9 | 131668018515802 |
10 | 30997135244999 |
11 | 99708a1830130 |
12 | 3587551a6259b |
13 | 143b02c057491 |
14 | 7923ab154527 |
15 | 38b48ecb3d4e |
hex | 1c31153c3ec7 |
30997135244999 has 32 divisors (see below), whose sum is σ = 40061196919296. Its totient is φ = 23281177576320.
The previous prime is 30997135244917. The next prime is 30997135245017. The reversal of 30997135244999 is 99944253179903.
It is a cyclic number.
It is not a de Polignac number, because 30997135244999 - 216 = 30997135179463 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30997135244599) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50536304 + ... + 51145989.
It is an arithmetic number, because the mean of its divisors is an integer number (1251912403728).
Almost surely, 230997135244999 is an apocalyptic number.
30997135244999 is a deficient number, since it is larger than the sum of its proper divisors (9064061674297).
30997135244999 is a wasteful number, since it uses less digits than its factorization.
30997135244999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101682455.
The product of its (nonzero) digits is 595213920, while the sum is 74.
The spelling of 30997135244999 in words is "thirty trillion, nine hundred ninety-seven billion, one hundred thirty-five million, two hundred forty-four thousand, nine hundred ninety-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •