Search a number
-
+
480527840 = 2551331367
BaseRepresentation
bin11100101001000…
…100010111100000
31020111012100021102
4130221010113200
51441003342330
6115403213532
714623263542
oct3451042740
91214170242
10480527840
11227277751
12114b172a8
1378728000
1447b67692
152c2bd945
hex1ca445e0

480527840 has 96 divisors (see below), whose sum is σ = 1230707520. Its totient is φ = 177295872.

The previous prime is 480527837. The next prime is 480527851. The reversal of 480527840 is 48725084.

It is a junction number, because it is equal to n+sod(n) for n = 480527794 and 480527803.

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, 350837 + ... + 352203.

It is an arithmetic number, because the mean of its divisors is an integer number (12819870).

Almost surely, 2480527840 is an apocalyptic number.

480527840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 480527840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (615353760).

480527840 is an abundant number, since it is smaller than the sum of its proper divisors (750179680).

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

480527840 is a wasteful number, since it uses less digits than its factorization.

480527840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1421 (or 1387 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 480527840 is about 21920.9452350942. The cubic root of 480527840 is about 783.2604263920.

The spelling of 480527840 in words is "four hundred eighty million, five hundred twenty-seven thousand, eight hundred forty".

Divisors: 1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 169 208 260 338 416 520 676 845 1040 1352 1367 1690 2080 2197 2704 2734 3380 4394 5408 5468 6760 6835 8788 10936 10985 13520 13670 17576 17771 21872 21970 27040 27340 35152 35542 43744 43940 54680 70304 71084 87880 88855 109360 142168 175760 177710 218720 231023 284336 351520 355420 462046 568672 710840 924092 1155115 1421680 1848184 2310230 2843360 3003299 3696368 4620460 6006598 7392736 9240920 12013196 15016495 18481840 24026392 30032990 36963680 48052784 60065980 96105568 120131960 240263920 480527840