Base | Representation |
---|---|
bin | 11100000100000101… |
… | …000101000100111010 |
3 | 2212210000221202010112 |
4 | 130010011011010322 |
5 | 443203100231300 |
6 | 21502031144322 |
7 | 2114505033266 |
oct | 340405050472 |
9 | 85700852115 |
10 | 30133211450 |
11 | 11863459841 |
12 | 5a0b6750a2 |
13 | 2ac2b66544 |
14 | 165c0030a6 |
15 | bb568de35 |
hex | 70414513a |
30133211450 has 48 divisors (see below), whose sum is σ = 59576046264. Its totient is φ = 11300044800.
The previous prime is 30133211447. The next prime is 30133211461. The reversal of 30133211450 is 5411233103.
It can be written as a sum of positive squares in 12 ways, for example, as 13985664121 + 16147547329 = 118261^2 + 127073^2 .
It is a super-2 number, since 2×301332114502 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 149480 + ... + 287420.
Almost surely, 230133211450 is an apocalyptic number.
30133211450 is a deficient number, since it is larger than the sum of its proper divisors (29442834814).
30133211450 is a wasteful number, since it uses less digits than its factorization.
30133211450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 138227 (or 138222 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 23.
Adding to 30133211450 its reverse (5411233103), we get a palindrome (35544444553).
The spelling of 30133211450 in words is "thirty billion, one hundred thirty-three million, two hundred eleven thousand, four hundred fifty".
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