Base | Representation |
---|---|
bin | 11101101100011101111… |
… | …00010011110001000001 |
3 | 10121112120211122210220111 |
4 | 32312032330103301001 |
5 | 113204041142022200 |
6 | 2100415530111321 |
7 | 133500056001151 |
oct | 16661674236101 |
9 | 3545524583814 |
10 | 1020305423425 |
11 | 3637888a3072 |
12 | 1458aa27b541 |
13 | 752a301c9a2 |
14 | 37551114761 |
15 | 1b8192130ba |
hex | ed8ef13c41 |
1020305423425 has 48 divisors (see below), whose sum is σ = 1338804453888. Its totient is φ = 770250124800.
The previous prime is 1020305423419. The next prime is 1020305423443. The reversal of 1020305423425 is 5243245030201.
It is not a de Polignac number, because 1020305423425 - 229 = 1019768552513 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (31).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6619029 + ... + 6771421.
It is an arithmetic number, because the mean of its divisors is an integer number (27891759456).
Almost surely, 21020305423425 is an apocalyptic number.
It is an amenable number.
1020305423425 is a deficient number, since it is larger than the sum of its proper divisors (318499030463).
1020305423425 is a wasteful number, since it uses less digits than its factorization.
1020305423425 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152650 (or 152645 counting only the distinct ones).
The product of its (nonzero) digits is 28800, while the sum is 31.
The spelling of 1020305423425 in words is "one trillion, twenty billion, three hundred five million, four hundred twenty-three thousand, four hundred twenty-five".
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