Base | Representation |
---|---|
bin | 11100001110010110… |
… | …010101101011010100 |
3 | 2220020001011022122011 |
4 | 130032112111223110 |
5 | 444031202224202 |
6 | 21531104114004 |
7 | 2121666365611 |
oct | 341626255324 |
9 | 86201138564 |
10 | 30305508052 |
11 | 1194173a826 |
12 | 5a59305904 |
13 | 2b1c770cb1 |
14 | 1676c53508 |
15 | bc5874bd7 |
hex | 70e595ad4 |
30305508052 has 6 divisors (see below), whose sum is σ = 53034639098. Its totient is φ = 15152754024.
The previous prime is 30305508017. The next prime is 30305508073. The reversal of 30305508052 is 25080550303.
It can be written as a sum of positive squares in only one way, i.e., 18540634896 + 11764873156 = 136164^2 + 108466^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3788188503 + ... + 3788188510.
Almost surely, 230305508052 is an apocalyptic number.
It is an amenable number.
30305508052 is a deficient number, since it is larger than the sum of its proper divisors (22729131046).
30305508052 is a wasteful number, since it uses less digits than its factorization.
30305508052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7576377017 (or 7576377015 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 31.
The spelling of 30305508052 in words is "thirty billion, three hundred five million, five hundred eight thousand, fifty-two".
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