Base | Representation |
---|---|
bin | 11100000101011001… |
… | …111001010000111000 |
3 | 2212211120210100020121 |
4 | 130011121321100320 |
5 | 443224243222204 |
6 | 21504143503024 |
7 | 2115165025105 |
oct | 340531712070 |
9 | 85746710217 |
10 | 30155445304 |
11 | 11874a65426 |
12 | 5a16bb7a74 |
13 | 2ac764c67a |
14 | 1660d4daac |
15 | bb75d1b54 |
hex | 705679438 |
30155445304 has 8 divisors (see below), whose sum is σ = 56541459960. Its totient is φ = 15077722648.
The previous prime is 30155445301. The next prime is 30155445323. The reversal of 30155445304 is 40354455103.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 30155445304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30155445301) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1884715324 + ... + 1884715339.
It is an arithmetic number, because the mean of its divisors is an integer number (7067682495).
Almost surely, 230155445304 is an apocalyptic number.
It is an amenable number.
30155445304 is a deficient number, since it is larger than the sum of its proper divisors (26386014656).
30155445304 is a wasteful number, since it uses less digits than its factorization.
30155445304 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3769430669 (or 3769430665 counting only the distinct ones).
The product of its (nonzero) digits is 72000, while the sum is 34.
The spelling of 30155445304 in words is "thirty billion, one hundred fifty-five million, four hundred forty-five thousand, three hundred four".
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