| Base | Representation |
|---|---|
| bin | 110101000101101101… |
| … | …110111010110000000 |
| 3 | 12110010201111201021200 |
| 4 | 311011231313112000 |
| 5 | 1413221040212140 |
| 6 | 42104250221200 |
| 7 | 4055421632325 |
| oct | 650555672600 |
| 9 | 173121451250 |
| 10 | 57004225920 |
| 11 | 221a2443714 |
| 12 | b06a724800 |
| 13 | 54b5bc52c5 |
| 14 | 2a8aa6ab4c |
| 15 | 1739746030 |
| hex | d45b77580 |
57004225920 has 384 divisors, whose sum is σ = 211088592000. Its totient is φ = 14123925504.
The previous prime is 57004225919. The next prime is 57004225921. The reversal of 57004225920 is 2952240075.
It is a happy number.
57004225920 is a `hidden beast` number, since 570 + 0 + 42 + 25 + 9 + 20 = 666.
57004225920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (57004225919) and next prime (57004225921).
It is a tau number, because it is divible by the number of its divisors (384).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57004225921) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7731996 + ... + 7739364.
It is an arithmetic number, because the mean of its divisors is an integer number (549709875).
Almost surely, 257004225920 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 57004225920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105544296000).
57004225920 is an abundant number, since it is smaller than the sum of its proper divisors (154084366080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57004225920 is a wasteful number, since it uses less digits than its factorization.
57004225920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7490 (or 7475 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
Adding to 57004225920 its reverse (2952240075), we get a palindrome (59956465995).
The spelling of 57004225920 in words is "fifty-seven billion, four million, two hundred twenty-five thousand, nine hundred twenty".
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