Base | Representation |
---|---|
bin | 1101110100001000010010… |
… | …11001100011011011000000 |
3 | 10222120011010012112202222002 |
4 | 12322010021121203123000 |
5 | 12440210042103100430 |
6 | 144335401132003132 |
7 | 6253525410130463 |
oct | 672041131433300 |
9 | 128504105482862 |
10 | 30378461378240 |
11 | 97524845350a8 |
12 | 34a76713004a8 |
13 | 13c48a46aa291 |
14 | 77047ab8d2da |
15 | 37a33082d845 |
hex | 1ba1096636c0 |
30378461378240 has 112 divisors (see below), whose sum is σ = 74674934906880. Its totient is φ = 11758976547840.
The previous prime is 30378461378227. The next prime is 30378461378249. The reversal of 30378461378240 is 4287316487303.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (30378461378249) 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 15 ways as a sum of consecutive naturals, for example, 488816609 + ... + 488878751.
It is an arithmetic number, because the mean of its divisors is an integer number (666740490240).
Almost surely, 230378461378240 is an apocalyptic number.
It is an amenable number.
30378461378240 is an abundant number, since it is smaller than the sum of its proper divisors (44296473528640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30378461378240 is a wasteful number, since it uses less digits than its factorization.
30378461378240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111470 (or 111460 counting only the distinct ones).
The product of its (nonzero) digits is 16257024, while the sum is 56.
The spelling of 30378461378240 in words is "thirty trillion, three hundred seventy-eight billion, four hundred sixty-one million, three hundred seventy-eight thousand, two hundred forty".
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