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488830752 = 253213912211
BaseRepresentation
bin11101001000101…
…111011100100000
31021001211011201200
4131020233130200
52000120041002
6120301201200
715053664354
oct3510573440
91231734650
10488830752
11230a28863
12117860200
137a374287
1448cc9464
152cdadb1c
hex1d22f720

488830752 has 72 divisors (see below), whose sum is σ = 1400227920. Its totient is φ = 161758080.

The previous prime is 488830709. The next prime is 488830777. The reversal of 488830752 is 257038884.

It is a tau number, because it is divible by the number of its divisors (72).

It is a junction number, because it is equal to n+sod(n) for n = 488830698 and 488830707.

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, 33927 + ... + 46137.

It is an arithmetic number, because the mean of its divisors is an integer number (19447610).

Almost surely, 2488830752 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 488830752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700113960).

488830752 is an abundant number, since it is smaller than the sum of its proper divisors (911397168).

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

488830752 is a wasteful number, since it uses less digits than its factorization.

488830752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12366 (or 12355 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The square root of 488830752 is about 22109.5172267510. The cubic root of 488830752 is about 787.7459392085.

The spelling of 488830752 in words is "four hundred eighty-eight million, eight hundred thirty thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 32 36 48 72 96 139 144 278 288 417 556 834 1112 1251 1668 2224 2502 3336 4448 5004 6672 10008 12211 13344 20016 24422 36633 40032 48844 73266 97688 109899 146532 195376 219798 293064 390752 439596 586128 879192 1172256 1697329 1758384 3394658 3516768 5091987 6789316 10183974 13578632 15275961 20367948 27157264 30551922 40735896 54314528 61103844 81471792 122207688 162943584 244415376 488830752