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480763008 = 27321123449
BaseRepresentation
bin11100101001111…
…101110010000000
31020111122021212100
4130221331302000
51441033404013
6115412230400
714625263265
oct3451756200
91214567770
10480763008
11227418400
1211500b400
13787ab06b
1447bc926c
152c318473
hex1ca7dc80

480763008 has 144 divisors (see below), whose sum is σ = 1521087750. Its totient is φ = 145643520.

The previous prime is 480762977. The next prime is 480763069. The reversal of 480763008 is 800367084.

It can be written as a sum of positive squares in only one way, i.e., 480135744 + 627264 = 21912^2 + 792^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-3 number, since 3×4807630083 (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 137668 + ... + 141116.

Almost surely, 2480763008 is an apocalyptic number.

480763008 is a gapful number since it is divisible by the number (48) 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 480763008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (760543875).

480763008 is an abundant number, since it is smaller than the sum of its proper divisors (1040324742).

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

480763008 is a wasteful number, since it uses less digits than its factorization.

480763008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3491 (or 3465 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 480763008 is about 21926.3085812455. The cubic root of 480763008 is about 783.3881801746.

The spelling of 480763008 in words is "four hundred eighty million, seven hundred sixty-three thousand, eight".

Divisors: 1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 121 128 132 144 176 192 198 242 264 288 352 363 384 396 484 528 576 704 726 792 968 1056 1089 1152 1408 1452 1584 1936 2112 2178 2904 3168 3449 3872 4224 4356 5808 6336 6898 7744 8712 10347 11616 12672 13796 15488 17424 20694 23232 27592 31041 34848 37939 41388 46464 55184 62082 69696 75878 82776 110368 113817 124164 139392 151756 165552 220736 227634 248328 303512 331104 341451 417329 441472 455268 496656 607024 662208 682902 834658 910536 993312 1214048 1251987 1324416 1365804 1669316 1821072 1986624 2428096 2503974 2731608 3338632 3642144 3755961 3973248 4856192 5007948 5463216 6677264 7284288 7511922 10015896 10926432 13354528 14568576 15023844 20031792 21852864 26709056 30047688 40063584 43705728 53418112 60095376 80127168 120190752 160254336 240381504 480763008