Base | Representation |
---|---|
bin | 1101111000000010010100… |
… | …11100100111001001000000 |
3 | 11000000222121021221220101200 |
4 | 12330001022130213021000 |
5 | 12444410000322410440 |
6 | 144521201144301200 |
7 | 6266320032326346 |
oct | 674011234471100 |
9 | 130028537856350 |
10 | 30512696685120 |
11 | 97a43a88a5a51 |
12 | 3509694471800 |
13 | 1404447b70150 |
14 | 776b72941996 |
15 | 37da8a3e7c30 |
hex | 1bc04a727240 |
30512696685120 has 1344 divisors, whose sum is σ = 121655868122880. Its totient is φ = 6956657934336.
The previous prime is 30512696685091. The next prime is 30512696685137. The reversal of 30512696685120 is 2158669621503.
30512696685120 is a `hidden beast` number, since 3 + 0 + 5 + 1 + 2 + 69 + 6 + 68 + 512 + 0 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 6529571104 + ... + 6529575776.
It is an arithmetic number, because the mean of its divisors is an integer number (90517759020).
Almost surely, 230512696685120 is an apocalyptic number.
30512696685120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30512696685120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60827934061440).
30512696685120 is an abundant number, since it is smaller than the sum of its proper divisors (91143171437760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30512696685120 is a wasteful number, since it uses less digits than its factorization.
30512696685120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4932 (or 4919 counting only the distinct ones).
The product of its (nonzero) digits is 4665600, while the sum is 54.
The spelling of 30512696685120 in words is "thirty trillion, five hundred twelve billion, six hundred ninety-six million, six hundred eighty-five thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •