Base | Representation |
---|---|
bin | 10110001111000101111… |
… | …000011000001010000000 |
3 | 12102002010021012100022220 |
4 | 112033011320120022000 |
5 | 200013403004440030 |
6 | 3125545132131040 |
7 | 215253042403506 |
oct | 26170570301200 |
9 | 5362107170286 |
10 | 1528033280640 |
11 | 53a042a51019 |
12 | 208187306a80 |
13 | b11291b7629 |
14 | 53d58800676 |
15 | 29b334d6a10 |
hex | 163c5e18280 |
1528033280640 has 128 divisors (see below), whose sum is σ = 4870962345600. Its totient is φ = 407445737472.
The previous prime is 1528033280597. The next prime is 1528033280647. The reversal of 1528033280640 is 460823308251.
It is a tau number, because it is divible by the number of its divisors (128).
It is a junction number, because it is equal to n+sod(n) for n = 1528033280592 and 1528033280601.
It is not an unprimeable number, because it can be changed into a prime (1528033280647) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42112426 + ... + 42148694.
It is an arithmetic number, because the mean of its divisors is an integer number (38054393325).
Almost surely, 21528033280640 is an apocalyptic number.
1528033280640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1528033280640 is an abundant number, since it is smaller than the sum of its proper divisors (3342929064960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1528033280640 is a wasteful number, since it uses less digits than its factorization.
1528033280640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58234 (or 58222 counting only the distinct ones).
The product of its (nonzero) digits is 276480, while the sum is 42.
Adding to 1528033280640 its reverse (460823308251), we get a palindrome (1988856588891).
The spelling of 1528033280640 in words is "one trillion, five hundred twenty-eight billion, thirty-three million, two hundred eighty thousand, six hundred forty".
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