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488837960 = 23513940073
BaseRepresentation
bin11101001000110…
…001001101001000
31021001211112121122
4131020301031020
52000120303320
6120301254412
715054024362
oct3510611510
91231745548
10488837960
11230a33216
12117864408
137a377640
1448ccbd32
152cdb0d25
hex1d231348

488837960 has 32 divisors (see below), whose sum is σ = 1184493240. Its totient is φ = 180493824.

The previous prime is 488837959. The next prime is 488837981. The reversal of 488837960 is 69738884.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 383611396 + 105226564 = 19586^2 + 10258^2 .

It is a super-2 number, since 2×4888379602 = 477925102273923200, which contains 22 as substring.

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, 469517 + ... + 470556.

Almost surely, 2488837960 is an apocalyptic number.

488837960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

488837960 is an abundant number, since it is smaller than the sum of its proper divisors (695655280).

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

488837960 is a wasteful number, since it uses less digits than its factorization.

488837960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940097 (or 940093 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 53.

The square root of 488837960 is about 22109.6802328754. The cubic root of 488837960 is about 787.7498110631.

The spelling of 488837960 in words is "four hundred eighty-eight million, eight hundred thirty-seven thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 13 20 26 40 52 65 104 130 260 520 940073 1880146 3760292 4700365 7520584 9400730 12220949 18801460 24441898 37602920 48883796 61104745 97767592 122209490 244418980 488837960