Base | Representation |
---|---|
bin | 1101101100100111000110… |
… | …00111010101101010101110 |
3 | 10221122110022000121101202212 |
4 | 12312103203013111222232 |
5 | 12421442001441000332 |
6 | 144020554221450422 |
7 | 6226051451326526 |
oct | 666234307255256 |
9 | 127573260541685 |
10 | 30120121031342 |
11 | 9662965101881 |
12 | 3465593710a12 |
13 | 13a6413721aa4 |
14 | 761b707da686 |
15 | 3737606da8b2 |
hex | 1b64e31d5aae |
30120121031342 has 8 divisors (see below), whose sum is σ = 45724521083976. Its totient is φ = 14878614003352.
The previous prime is 30120121031339. The next prime is 30120121031419. The reversal of 30120121031342 is 24313012102103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90723255953 + ... + 90723256284.
It is an arithmetic number, because the mean of its divisors is an integer number (5715565135497).
Almost surely, 230120121031342 is an apocalyptic number.
30120121031342 is a deficient number, since it is larger than the sum of its proper divisors (15604400052634).
30120121031342 is a wasteful number, since it uses less digits than its factorization.
30120121031342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181446512322.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 30120121031342 its reverse (24313012102103), we get a palindrome (54433133133445).
The spelling of 30120121031342 in words is "thirty trillion, one hundred twenty billion, one hundred twenty-one million, thirty-one thousand, three hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •