Base | Representation |
---|---|
bin | 1110000011101000010101… |
… | …00111010100000011000000 |
3 | 11001110001211202111120100120 |
4 | 13001310022213110003000 |
5 | 13022421321233112300 |
6 | 145424202135420240 |
7 | 6340151553210156 |
oct | 701641247240300 |
9 | 131401752446316 |
10 | 30911057707200 |
11 | 9938340253a40 |
12 | 357292a824680 |
13 | 1432b91a79168 |
14 | 78c1631853d6 |
15 | 389102e933a0 |
hex | 1c1d0a9d40c0 |
30911057707200 has 336 divisors, whose sum is σ = 110653415228160. Its totient is φ = 7492239872000.
The previous prime is 30911057707163. The next prime is 30911057707217. The reversal of 30911057707200 is 270775011903.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 310361410 + ... + 310460990.
It is an arithmetic number, because the mean of its divisors is an integer number (329325640560).
Almost surely, 230911057707200 is an apocalyptic number.
30911057707200 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 30911057707200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55326707614080).
30911057707200 is an abundant number, since it is smaller than the sum of its proper divisors (79742357520960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30911057707200 is a wasteful number, since it uses less digits than its factorization.
30911057707200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105496 (or 105481 counting only the distinct ones).
The product of its (nonzero) digits is 92610, while the sum is 42.
The spelling of 30911057707200 in words is "thirty trillion, nine hundred eleven billion, fifty-seven million, seven hundred seven thousand, two hundred".
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