Base | Representation |
---|---|
bin | 11100000100001000… |
… | …101011010100111000 |
3 | 2212210002201122211020 |
4 | 130010020223110320 |
5 | 443203320421202 |
6 | 21502103302440 |
7 | 2114516041665 |
oct | 340410532470 |
9 | 85702648736 |
10 | 30134154552 |
11 | 11863a43367 |
12 | 5a0ba4aa20 |
13 | 2ac31068a8 |
14 | 165c1aaa6c |
15 | bb57c85bc |
hex | 70422b538 |
30134154552 has 64 divisors (see below), whose sum is σ = 76909824000. Its totient is φ = 9836695680.
The previous prime is 30134154551. The next prime is 30134154553. The reversal of 30134154552 is 25545143103.
It is an interprime number because it is at equal distance from previous prime (30134154551) and next prime (30134154553).
It is a super-3 number, since 3×301341545523 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30134154551) 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, 194553 + ... + 313239.
It is an arithmetic number, because the mean of its divisors is an integer number (1201716000).
Almost surely, 230134154552 is an apocalyptic number.
It is an amenable number.
30134154552 is an abundant number, since it is smaller than the sum of its proper divisors (46775669448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30134154552 is a wasteful number, since it uses less digits than its factorization.
30134154552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118916 (or 118912 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 33.
Adding to 30134154552 its reverse (25545143103), we get a palindrome (55679297655).
The spelling of 30134154552 in words is "thirty billion, one hundred thirty-four million, one hundred fifty-four thousand, five hundred fifty-two".
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