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64804096 = 28729243
BaseRepresentation
bin1111011100110…
…1010100000000
311111221101111201
43313031110000
5113042212341
610232550544
71414553140
oct367152400
9144841451
1064804096
1133642305
1219852454
131056c826
14886c920
155a51331
hex3dcd500

64804096 has 108 divisors (see below), whose sum is σ = 156668512. Its totient is φ = 26191872.

The previous prime is 64804081. The next prime is 64804099. The reversal of 64804096 is 69040846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64804099) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1507051 + ... + 1507093.

Almost surely, 264804096 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 64804096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78334256).

64804096 is an abundant number, since it is smaller than the sum of its proper divisors (91864416).

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

64804096 is an equidigital number, since it uses as much as digits as its factorization.

64804096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 81 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 64804096 is about 8050.0991298244. The cubic root of 64804096 is about 401.6682328258.

The spelling of 64804096 in words is "sixty-four million, eight hundred four thousand, ninety-six".

Divisors: 1 2 4 7 8 14 16 28 29 32 43 56 58 64 86 112 116 128 172 203 224 232 256 301 344 406 448 464 602 688 812 841 896 928 1204 1247 1376 1624 1682 1792 1856 2408 2494 2752 3248 3364 3712 4816 4988 5504 5887 6496 6728 7424 8729 9632 9976 11008 11774 12992 13456 17458 19264 19952 23548 25984 26912 34916 36163 38528 39904 47096 51968 53824 69832 72326 77056 79808 94192 107648 139664 144652 159616 188384 215296 253141 279328 289304 319232 376768 506282 558656 578608 753536 1012564 1117312 1157216 1507072 2025128 2234624 2314432 4050256 4628864 8100512 9257728 16201024 32402048 64804096