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9660020304 = 24311711272029
BaseRepresentation
bin10001111111100100…
…00011011001010000
3220221020000212122210
420333302003121100
5124240431122204
64234315432120
7461245550334
oct107762033120
926836025583
109660020304
114107914260
121a57155640
13bac43215c
14678d437c4
153b8103389
hex23fc83650

9660020304 has 160 divisors (see below), whose sum is σ = 27838218240. Its totient is φ = 2861913600.

The previous prime is 9660020287. The next prime is 9660020333. The reversal of 9660020304 is 4030200669.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4759962 + ... + 4761990.

It is an arithmetic number, because the mean of its divisors is an integer number (173988864).

Almost surely, 29660020304 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 9660020304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13919109120).

9660020304 is an abundant number, since it is smaller than the sum of its proper divisors (18178197936).

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

9660020304 is a wasteful number, since it uses less digits than its factorization.

9660020304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2249 (or 2243 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 9660020304 is about 98285.4022935247. The cubic root of 9660020304 is about 2129.7371819700.

The spelling of 9660020304 in words is "nine billion, six hundred sixty million, twenty thousand, three hundred four".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 71 88 127 132 142 176 213 254 264 284 381 426 508 528 568 762 781 852 1016 1136 1397 1524 1562 1704 2029 2032 2343 2794 3048 3124 3408 4058 4191 4686 5588 6087 6096 6248 8116 8382 9017 9372 11176 12174 12496 16232 16764 18034 18744 22319 22352 24348 27051 32464 33528 36068 37488 44638 48696 54102 66957 67056 72136 89276 97392 99187 108204 133914 144059 144272 178552 198374 216408 257683 267828 288118 297561 357104 396748 432177 432816 515366 535656 576236 595122 773049 793496 864354 1030732 1071312 1152472 1190244 1546098 1584649 1586992 1728708 2061464 2304944 2380488 2834513 3092196 3169298 3457416 4122928 4753947 4760976 5669026 6184392 6338596 6914832 8503539 9507894 11338052 12368784 12677192 17007078 18295493 19015788 22676104 25354384 34014156 36590986 38031576 45352208 54886479 68028312 73181972 76063152 109772958 136056624 146363944 201250423 219545916 292727888 402500846 439091832 603751269 805001692 878183664 1207502538 1610003384 2415005076 3220006768 4830010152 9660020304