Base | Representation |
---|---|
bin | 11011111100110110… |
… | …010110110000100110 |
3 | 2212110120201001110220 |
4 | 123330312112300212 |
5 | 442431022124311 |
6 | 21442015225210 |
7 | 2111503015254 |
oct | 337466266046 |
9 | 85416631426 |
10 | 30011911206 |
11 | 11800a3a102 |
12 | 5996b18206 |
13 | 2aa39a5854 |
14 | 1649c695d4 |
15 | ba9bcd206 |
hex | 6fcd96c26 |
30011911206 has 48 divisors (see below), whose sum is σ = 63539300160. Its totient is φ = 9424084320.
The previous prime is 30011911201. The next prime is 30011911273. The reversal of 30011911206 is 60211911003.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30011911201) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26867760 + ... + 26868876.
It is an arithmetic number, because the mean of its divisors is an integer number (1323735420).
Almost surely, 230011911206 is an apocalyptic number.
30011911206 is an abundant number, since it is smaller than the sum of its proper divisors (33527388954).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30011911206 is a wasteful number, since it uses less digits than its factorization.
30011911206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2469 (or 1352 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 24.
The spelling of 30011911206 in words is "thirty billion, eleven million, nine hundred eleven thousand, two hundred six".
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