Base | Representation |
---|---|
bin | 1101111111011111001001… |
… | …00100111011110011011100 |
3 | 11000221110100121022121112202 |
4 | 12333233210210323303130 |
5 | 13013103232010104021 |
6 | 145234534455551032 |
7 | 6323651466415004 |
oct | 677574444736334 |
9 | 130843317277482 |
10 | 30768685628636 |
11 | 9892a2099909a |
12 | 354b21668b478 |
13 | 14226229263a7 |
14 | 7852d88c5004 |
15 | 38556ddb3a0b |
hex | 1bfbe493bcdc |
30768685628636 has 48 divisors (see below), whose sum is σ = 54354488832000. Its totient is φ = 15239520141888.
The previous prime is 30768685628581. The next prime is 30768685628677. The reversal of 30768685628636 is 63682658686703.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 951779105 + ... + 951811431.
It is an arithmetic number, because the mean of its divisors is an integer number (1132385184000).
Almost surely, 230768685628636 is an apocalyptic number.
It is an amenable number.
30768685628636 is a deficient number, since it is larger than the sum of its proper divisors (23585803203364).
30768685628636 is a wasteful number, since it uses less digits than its factorization.
30768685628636 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 37586 (or 37584 counting only the distinct ones).
The product of its (nonzero) digits is 2508226560, while the sum is 74.
The spelling of 30768685628636 in words is "thirty trillion, seven hundred sixty-eight billion, six hundred eighty-five million, six hundred twenty-eight thousand, six hundred thirty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •