Base | Representation |
---|---|
bin | 1101111000111110110010… |
… | …00111011000010100000001 |
3 | 11000011002101101001210011010 |
4 | 12330133121013120110001 |
5 | 13000422434142013241 |
6 | 144544130035311133 |
7 | 6301546262613246 |
oct | 674373107302401 |
9 | 130132341053133 |
10 | 30545155032321 |
11 | 9807144783686 |
12 | 3513a3274b4a9 |
13 | 140751b63c757 |
14 | 7785716775cd |
15 | 37e839c70d16 |
hex | 1bc7d91d8501 |
30545155032321 has 8 divisors (see below), whose sum is σ = 40778622901024. Its totient is φ = 20337561925920.
The previous prime is 30545155032181. The next prime is 30545155032347. The reversal of 30545155032321 is 12323055154503.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30545155032321 - 215 = 30545154999553 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30545155032321.
It is not an unprimeable number, because it can be changed into a prime (30545155032391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6468687820 + ... + 6468692541.
It is an arithmetic number, because the mean of its divisors is an integer number (5097327862628).
Almost surely, 230545155032321 is an apocalyptic number.
It is an amenable number.
30545155032321 is a deficient number, since it is larger than the sum of its proper divisors (10233467868703).
30545155032321 is a wasteful number, since it uses less digits than its factorization.
30545155032321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12937381151.
The product of its (nonzero) digits is 270000, while the sum is 39.
The spelling of 30545155032321 in words is "thirty trillion, five hundred forty-five billion, one hundred fifty-five million, thirty-two thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •