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485512152 = 233238310597
BaseRepresentation
bin11100111100000…
…101001111011000
31020211120120110120
4130330011033120
51443242342102
6120102113240
715013533216
oct3474051730
91224516416
10485512152
1122a071514
1211671b820
13797818c8
14486a3cb6
152c9556bc
hex1cf053d8

485512152 has 64 divisors (see below), whose sum is σ = 1281934080. Its totient is φ = 152921472.

The previous prime is 485512099. The next prime is 485512169. The reversal of 485512152 is 251215584.

It is a super-3 number, since 3×4855121523 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40518 + ... + 51114.

It is an arithmetic number, because the mean of its divisors is an integer number (20030220).

Almost surely, 2485512152 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 485512152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (640967040).

485512152 is an abundant number, since it is smaller than the sum of its proper divisors (796421928).

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

485512152 is a wasteful number, since it uses less digits than its factorization.

485512152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10712 (or 10708 counting only the distinct ones).

The product of its digits is 16000, while the sum is 33.

The square root of 485512152 is about 22034.3402896479. The cubic root of 485512152 is about 785.9592595216.

The spelling of 485512152 in words is "four hundred eighty-five million, five hundred twelve thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 23 24 46 69 83 92 138 166 184 249 276 332 498 552 664 996 1909 1992 3818 5727 7636 10597 11454 15272 21194 22908 31791 42388 45816 63582 84776 127164 243731 254328 487462 731193 879551 974924 1462386 1759102 1949848 2638653 2924772 3518204 5277306 5849544 7036408 10554612 20229673 21109224 40459346 60689019 80918692 121378038 161837384 242756076 485512152