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488219472 = 243213416361
BaseRepresentation
bin11101000110011…
…010001101010000
31021000200010012200
4131012122031100
51444441010342
6120240123200
715045540246
oct3506321520
91230603180
10488219472
11230650574
12117606500
137a1bbc80
1448baa796
152ccdc94c
hex1d19a350

488219472 has 120 divisors (see below), whose sum is σ = 1507564968. Its totient is φ = 146534400.

The previous prime is 488219471. The next prime is 488219483. The reversal of 488219472 is 274912884.

It can be written as a sum of positive squares in 4 ways, for example, as 22695696 + 465523776 = 4764^2 + 21576^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488219471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73572 + ... + 79932.

Almost surely, 2488219472 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 488219472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (753782484).

488219472 is an abundant number, since it is smaller than the sum of its proper divisors (1019345496).

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

488219472 is a wasteful number, since it uses less digits than its factorization.

488219472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6429 (or 6420 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The square root of 488219472 is about 22095.6889912942. The cubic root of 488219472 is about 787.4174450118.

The spelling of 488219472 in words is "four hundred eighty-eight million, two hundred nineteen thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 12 13 16 18 24 26 36 39 41 48 52 72 78 82 104 117 123 144 156 164 208 234 246 312 328 369 468 492 533 624 656 738 936 984 1066 1476 1599 1872 1968 2132 2952 3198 4264 4797 5904 6361 6396 8528 9594 12722 12792 19083 19188 25444 25584 38166 38376 50888 57249 76332 76752 82693 101776 114498 152664 165386 228996 248079 260801 305328 330772 457992 496158 521602 661544 744237 782403 915984 992316 1043204 1323088 1488474 1564806 1984632 2086408 2347209 2976948 3129612 3390413 3969264 4172816 4694418 5953896 6259224 6780826 9388836 10171239 11907792 12518448 13561652 18777672 20342478 27123304 30513717 37555344 40684956 54246608 61027434 81369912 122054868 162739824 244109736 488219472