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468688384 = 294183269
BaseRepresentation
bin11011111011111…
…001111000000000
31012122220211121001
4123323321320000
51424441012014
6114301341344
714420533303
oct3373717000
91178824531
10468688384
1122062057a
12110b67854
1376141108
1446364b3a
152b230974
hex1bef9e00

468688384 has 80 divisors (see below), whose sum is σ = 974468880. Its totient is φ = 225034240.

The previous prime is 468688369. The next prime is 468688403. The reversal of 468688384 is 483886864.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742202 + ... + 1742470.

It is an arithmetic number, because the mean of its divisors is an integer number (12180861).

Almost surely, 2468688384 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 468688384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487234440).

468688384 is an abundant number, since it is smaller than the sum of its proper divisors (505780496).

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

468688384 is an equidigital number, since it uses as much as digits as its factorization.

468688384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 395 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 55.

The square root of 468688384 is about 21649.2120872793. The cubic root of 468688384 is about 776.7740885102.

The spelling of 468688384 in words is "four hundred sixty-eight million, six hundred eighty-eight thousand, three hundred eighty-four".

Divisors: 1 2 4 8 16 32 41 64 82 83 128 164 166 256 269 328 332 512 538 656 664 1076 1312 1328 2152 2624 2656 3403 4304 5248 5312 6806 8608 10496 10624 11029 13612 17216 20992 21248 22058 22327 27224 34432 42496 44116 44654 54448 68864 88232 89308 108896 137728 176464 178616 217792 352928 357232 435584 705856 714464 871168 915407 1411712 1428928 1742336 1830814 2823424 2857856 3661628 5646848 5715712 7323256 11431424 14646512 29293024 58586048 117172096 234344192 468688384