Base | Representation |
---|---|
bin | 1101101001100100010010… |
… | …10001001101101000011000 |
3 | 10221021110100012111212001011 |
4 | 12310302021101031220120 |
5 | 12413233303310032240 |
6 | 143500540212303304 |
7 | 6215356632155341 |
oct | 664621121155030 |
9 | 127243305455034 |
10 | 30015534455320 |
11 | 9622575773287 |
12 | 3449265911b34 |
13 | 13995b691524b |
14 | 75aa8c5750c8 |
15 | 370b8d9b06ea |
hex | 1b4c8944da18 |
30015534455320 has 16 divisors (see below), whose sum is σ = 67534952524560. Its totient is φ = 12006213782112.
The previous prime is 30015534455299. The next prime is 30015534455321. The reversal of 30015534455320 is 2355443551003.
It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 750388361383 = 30015534455320 / (3 + 0 + 0 + 1 + 5 + 5 + 3 + 4 + 4 + 5 + 5 + 3 + 2 + 0).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30015534455321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375194180652 + ... + 375194180731.
It is an arithmetic number, because the mean of its divisors is an integer number (4220934532785).
Almost surely, 230015534455320 is an apocalyptic number.
It is an amenable number.
30015534455320 is an abundant number, since it is smaller than the sum of its proper divisors (37519418069240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30015534455320 is a wasteful number, since it uses less digits than its factorization.
30015534455320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 750388361394 (or 750388361390 counting only the distinct ones).
The product of its (nonzero) digits is 540000, while the sum is 40.
The spelling of 30015534455320 in words is "thirty trillion, fifteen billion, five hundred thirty-four million, four hundred fifty-five thousand, three hundred twenty".
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