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488975040 = 26325169783
BaseRepresentation
bin11101001001010…
…010101011000000
31021002002111122200
4131021102223000
52000134200130
6120304233200
715055135131
oct3511225300
91232074580
10488975040
11231017204
1211790b800
137a3c4b58
1448d25c88
152cddb760
hex1d252ac0

488975040 has 84 divisors (see below), whose sum is σ = 1681880304. Its totient is φ = 130392576.

The previous prime is 488975033. The next prime is 488975099. The reversal of 488975040 is 40579884.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 82012 + ... + 87771.

Almost surely, 2488975040 is an apocalyptic number.

488975040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

488975040 is an abundant number, since it is smaller than the sum of its proper divisors (1192905264).

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

488975040 is a wasteful number, since it uses less digits than its factorization.

488975040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169806 (or 169793 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 488975040 is about 22112.7800151858. The cubic root of 488975040 is about 787.8234378139.

The spelling of 488975040 in words is "four hundred eighty-eight million, nine hundred seventy-five thousand, forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 288 320 360 480 576 720 960 1440 2880 169783 339566 509349 679132 848915 1018698 1358264 1528047 1697830 2037396 2546745 2716528 3056094 3395660 4074792 5093490 5433056 6112188 6791320 7640235 8149584 10186980 10866112 12224376 13582640 15280470 16299168 20373960 24448752 27165280 30560940 32598336 40747920 48897504 54330560 61121880 81495840 97795008 122243760 162991680 244487520 488975040