Base | Representation |
---|---|
bin | 11100011001010100… |
… | …011001111000010011 |
3 | 2220200212110122012202 |
4 | 130121110121320103 |
5 | 444420311102410 |
6 | 22001240513415 |
7 | 2126362621235 |
oct | 343124317023 |
9 | 86625418182 |
10 | 30489550355 |
11 | 11a26613500 |
12 | 5aaaa7b86b |
13 | 2b4b92ba74 |
14 | 1693480255 |
15 | bd6acaca5 |
hex | 719519e13 |
30489550355 has 24 divisors (see below), whose sum is σ = 40974803856. Its totient is φ = 21755814080.
The previous prime is 30489550349. The next prime is 30489550361. The reversal of 30489550355 is 55305598403.
It is an interprime number because it is at equal distance from previous prime (30489550349) and next prime (30489550361).
It is not a de Polignac number, because 30489550355 - 218 = 30489288211 is a prime.
It is a super-2 number, since 2×304895503552 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 443369 + ... + 507498.
It is an arithmetic number, because the mean of its divisors is an integer number (1707283494).
Almost surely, 230489550355 is an apocalyptic number.
30489550355 is a deficient number, since it is larger than the sum of its proper divisors (10485253501).
30489550355 is a wasteful number, since it uses less digits than its factorization.
30489550355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 950947 (or 950936 counting only the distinct ones).
The product of its (nonzero) digits is 1620000, while the sum is 47.
The spelling of 30489550355 in words is "thirty billion, four hundred eighty-nine million, five hundred fifty thousand, three hundred fifty-five".
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