Base | Representation |
---|---|
bin | 11100000010110000… |
… | …011011011111100000 |
3 | 2212201111012100120220 |
4 | 130002300123133200 |
5 | 443131410133044 |
6 | 21455515403040 |
7 | 2114115312210 |
oct | 340260333740 |
9 | 85644170526 |
10 | 30111021024 |
11 | 11851982847 |
12 | 5a04153480 |
13 | 2abb397106 |
14 | 16590a8240 |
15 | bb3759019 |
hex | 702c1b7e0 |
30111021024 has 48 divisors (see below), whose sum is σ = 90333065088. Its totient is φ = 8603148672.
The previous prime is 30111021013. The next prime is 30111021037. The reversal of 30111021024 is 42012011103.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 30111020994 and 30111021012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22403362 + ... + 22404705.
It is an arithmetic number, because the mean of its divisors is an integer number (1881938856).
Almost surely, 230111021024 is an apocalyptic number.
It is an amenable number.
30111021024 is an abundant number, since it is smaller than the sum of its proper divisors (60222044064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30111021024 is a wasteful number, since it uses less digits than its factorization.
30111021024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44808087 (or 44808079 counting only the distinct ones).
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 30111021024 its reverse (42012011103), we get a palindrome (72123032127).
The spelling of 30111021024 in words is "thirty billion, one hundred eleven million, twenty-one thousand, twenty-four".
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