Base | Representation |
---|---|
bin | 11100000101001110… |
… | …010011011100011101 |
3 | 2212211101001222012220 |
4 | 130011032103130131 |
5 | 443223004004223 |
6 | 21503554415553 |
7 | 2115130141404 |
oct | 340516233435 |
9 | 85741058186 |
10 | 30152406813 |
11 | 1187327a581 |
12 | 5a15b915b9 |
13 | 2ac6b27649 |
14 | 166079c63b |
15 | bb71d16e3 |
hex | 70539371d |
30152406813 has 16 divisors (see below), whose sum is σ = 42611129856. Its totient is φ = 18900034560.
The previous prime is 30152406803. The next prime is 30152406821. The reversal of 30152406813 is 31860425103.
It is not a de Polignac number, because 30152406813 - 212 = 30152402717 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30152406803) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 247756 + ... + 348837.
It is an arithmetic number, because the mean of its divisors is an integer number (2663195616).
Almost surely, 230152406813 is an apocalyptic number.
It is an amenable number.
30152406813 is a deficient number, since it is larger than the sum of its proper divisors (12458723043).
30152406813 is a wasteful number, since it uses less digits than its factorization.
30152406813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 597604.
The product of its (nonzero) digits is 17280, while the sum is 33.
The spelling of 30152406813 in words is "thirty billion, one hundred fifty-two million, four hundred six thousand, eight hundred thirteen".
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