Base | Representation |
---|---|
bin | 11111011001101010100… |
… | …10110111010000010000 |
3 | 10211010220112220001022001 |
4 | 33230311102313100100 |
5 | 120134122304204111 |
6 | 2143353134123344 |
7 | 140643625401400 |
oct | 17546522672020 |
9 | 3733815801261 |
10 | 1078930928656 |
11 | 386632421939 |
12 | 15512b950554 |
13 | 7a986a8b559 |
14 | 3a313214800 |
15 | 1d0eae5d1c1 |
hex | fb354b7410 |
1078930928656 has 45 divisors (see below), whose sum is σ = 2431788703869. Its totient is φ = 462386504832.
The previous prime is 1078930928641. The next prime is 1078930928657. The reversal of 1078930928656 is 6568290398701.
The square root of 1078930928656 is 1038716.
It is a perfect power (a square), and thus also a powerful number.
1078930928656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 218518851600 + 860412077056 = 467460^2 + 927584^2 .
It is not an unprimeable number, because it can be changed into a prime (1078930928657) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 29065500 + ... + 29102596.
Almost surely, 21078930928656 is an apocalyptic number.
1078930928656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
1078930928656 is the 1038716-th square number.
It is an amenable number.
1078930928656 is an abundant number, since it is smaller than the sum of its proper divisors (1352857775213).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1078930928656 is an frugal number, since it uses more digits than its factorization.
1078930928656 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74216 (or 37106 counting only the distinct ones).
The product of its (nonzero) digits is 39191040, while the sum is 64.
Multiplying 1078930928656 by its sum of digits (64), we get a square (69051579433984 = 83097282).
The spelling of 1078930928656 in words is "one trillion, seventy-eight billion, nine hundred thirty million, nine hundred twenty-eight thousand, six hundred fifty-six".
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