Base | Representation |
---|---|
bin | 10010000110001010… |
… | …010010111001011111 |
3 | 1212011011022121000012 |
4 | 102012022102321133 |
5 | 304243230334400 |
6 | 12532031353435 |
7 | 1255340231540 |
oct | 220612227137 |
9 | 55134277005 |
10 | 19430714975 |
11 | 827114a831 |
12 | 392338287b |
13 | 1aa87745a9 |
14 | d248564c7 |
15 | 78acb8d35 |
hex | 486292e5f |
19430714975 has 12 divisors (see below), whose sum is σ = 27536099184. Its totient is φ = 13323918720.
The previous prime is 19430714951. The next prime is 19430715011. The reversal of 19430714975 is 57941703491.
It is a de Polignac number, because none of the positive numbers 2k-19430714975 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55516154 + ... + 55516503.
It is an arithmetic number, because the mean of its divisors is an integer number (2294674932).
Almost surely, 219430714975 is an apocalyptic number.
19430714975 is a deficient number, since it is larger than the sum of its proper divisors (8105384209).
19430714975 is a wasteful number, since it uses less digits than its factorization.
19430714975 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111032674 (or 111032669 counting only the distinct ones).
The product of its (nonzero) digits is 952560, while the sum is 50.
The spelling of 19430714975 in words is "nineteen billion, four hundred thirty million, seven hundred fourteen thousand, nine hundred seventy-five".
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