Base | Representation |
---|---|
bin | 110101100000100110… |
… | …011100101001010000 |
3 | 12111022011012221111001 |
4 | 311200212130221100 |
5 | 1420132022011014 |
6 | 42221121431344 |
7 | 4102536464155 |
oct | 654046345120 |
9 | 174264187431 |
10 | 57455266384 |
11 | 2240400002a |
12 | b17579b554 |
13 | 5558497759 |
14 | 2ad091a22c |
15 | 176413c974 |
hex | d6099ca50 |
57455266384 has 80 divisors (see below), whose sum is σ = 119666626560. Its totient is φ = 26626037760.
The previous prime is 57455266343. The next prime is 57455266409. The reversal of 57455266384 is 48366255475.
It is a super-3 number, since 3×574552663843 (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32114962 + ... + 32116750.
It is an arithmetic number, because the mean of its divisors is an integer number (1495832832).
Almost surely, 257455266384 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 57455266384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59833313280).
57455266384 is an abundant number, since it is smaller than the sum of its proper divisors (62211360176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57455266384 is a wasteful number, since it uses less digits than its factorization.
57455266384 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3548 (or 3542 counting only the distinct ones).
The product of its digits is 24192000, while the sum is 55.
The spelling of 57455266384 in words is "fifty-seven billion, four hundred fifty-five million, two hundred sixty-six thousand, three hundred eighty-four".
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