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54638496 = 2533115749
BaseRepresentation
bin1101000001101…
…1011110100000
310210210220221000
43100123132200
5102441412441
65231032000
71232263623
oct320333640
9123726830
1054638496
1128929790
121636b600
13b420793
147383dba
154be42b6
hex341b7a0

54638496 has 96 divisors (see below), whose sum is σ = 173880000. Its totient is φ = 16554240.

The previous prime is 54638491. The next prime is 54638531. The reversal of 54638496 is 69483645.

54638496 is a `hidden beast` number, since 5 + 4 + 638 + 4 + 9 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (54638491) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6630 + ... + 12378.

It is an arithmetic number, because the mean of its divisors is an integer number (1811250).

Almost surely, 254638496 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 54638496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86940000).

54638496 is an abundant number, since it is smaller than the sum of its proper divisors (119241504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54638496 is a wasteful number, since it uses less digits than its factorization.

54638496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5779 (or 5765 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 54638496 is about 7391.7857111797. The cubic root of 54638496 is about 379.4602123608.

The spelling of 54638496 in words is "fifty-four million, six hundred thirty-eight thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 66 72 88 96 99 108 132 144 176 198 216 264 288 297 352 396 432 528 594 792 864 1056 1188 1584 2376 3168 4752 5749 9504 11498 17247 22996 34494 45992 51741 63239 68988 91984 103482 126478 137976 155223 183968 189717 206964 252956 275952 310446 379434 413928 505912 551904 569151 620892 758868 827856 1011824 1138302 1241784 1517736 1655712 1707453 2023648 2276604 2483568 3035472 3414906 4553208 4967136 6070944 6829812 9106416 13659624 18212832 27319248 54638496