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488838012 = 223133319467
BaseRepresentation
bin11101001000110…
…001001101111100
31021001211112200120
4131020301031330
52000120304022
6120301254540
715054024465
oct3510611574
91231745616
10488838012
11230a33263
12117864450
137a377680
1448ccbd6c
152cdb0d5c
hex1d23137c

488838012 has 48 divisors (see below), whose sum is σ = 1232203392. Its totient is φ = 149941440.

The previous prime is 488837989. The next prime is 488838013. The reversal of 488838012 is 210838884.

It is a super-2 number, since 2×4888380122 = 477925203952224288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (488838013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46903 + ... + 56369.

It is an arithmetic number, because the mean of its divisors is an integer number (25670904).

Almost surely, 2488838012 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 488838012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (616101696).

488838012 is an abundant number, since it is smaller than the sum of its proper divisors (743365380).

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

488838012 is a wasteful number, since it uses less digits than its factorization.

488838012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9818 (or 9816 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 42.

The square root of 488838012 is about 22109.6814088308. The cubic root of 488838012 is about 787.7498389953.

The spelling of 488838012 in words is "four hundred eighty-eight million, eight hundred thirty-eight thousand, twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 331 662 993 1324 1986 3972 4303 8606 9467 12909 17212 18934 25818 28401 37868 51636 56802 113604 123071 246142 369213 492284 738426 1476852 3133577 6267154 9400731 12534308 18801462 37602924 40736501 81473002 122209503 162946004 244419006 488838012