Base | Representation |
---|---|
bin | 1011010101010110000… |
… | …01001001000011010000 |
3 | 1101020011002101122211202 |
4 | 11222223001021003100 |
5 | 22340011030303132 |
6 | 454521221530332 |
7 | 40064045410400 |
oct | 5525301110320 |
9 | 1336132348752 |
10 | 389416259792 |
11 | 14017236576a |
12 | 6357a8739a8 |
13 | 2a94ca29181 |
14 | 14bc26ca800 |
15 | a1e2680762 |
hex | 5aab0490d0 |
389416259792 has 120 divisors (see below), whose sum is σ = 925267921920. Its totient is φ = 158072221440.
The previous prime is 389416259789. The next prime is 389416259807. The reversal of 389416259792 is 297952614983.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 971834 + ... + 1312742.
It is an arithmetic number, because the mean of its divisors is an integer number (7710566016).
Almost surely, 2389416259792 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 389416259792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462633960960).
389416259792 is an abundant number, since it is smaller than the sum of its proper divisors (535851662128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
389416259792 is a wasteful number, since it uses less digits than its factorization.
389416259792 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 341009 (or 340996 counting only the distinct ones).
The product of its digits is 58786560, while the sum is 65.
The spelling of 389416259792 in words is "three hundred eighty-nine billion, four hundred sixteen million, two hundred fifty-nine thousand, seven hundred ninety-two".
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