Base | Representation |
---|---|
bin | 11100000100001101… |
… | …111001010001100110 |
3 | 2212210012022011011111 |
4 | 130010031321101212 |
5 | 443204143204111 |
6 | 21502152455234 |
7 | 2114533466623 |
oct | 340415712146 |
9 | 85705264144 |
10 | 30135522406 |
11 | 11864798020 |
12 | 5a103aa51a |
13 | 2ac3495382 |
14 | 165c44534a |
15 | bb5998a21 |
hex | 704379466 |
30135522406 has 32 divisors (see below), whose sum is σ = 51304366080. Its totient is φ = 13151678400.
The previous prime is 30135522401. The next prime is 30135522421. The reversal of 30135522406 is 60422553103.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30135522401) 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, 87351 + ... + 260578.
It is an arithmetic number, because the mean of its divisors is an integer number (1603261440).
Almost surely, 230135522406 is an apocalyptic number.
30135522406 is a deficient number, since it is larger than the sum of its proper divisors (21168843674).
30135522406 is a wasteful number, since it uses less digits than its factorization.
30135522406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 348100.
The product of its (nonzero) digits is 21600, while the sum is 31.
It can be divided in two parts, 301355 and 22406, that added together give a square (323761 = 5692).
The spelling of 30135522406 in words is "thirty billion, one hundred thirty-five million, five hundred twenty-two thousand, four hundred six".
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