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480688052 = 221326111657
BaseRepresentation
bin11100101001101…
…011011110110100
31020111111111001012
4130221223132310
51441024004202
6115410451352
714624531615
oct3451533664
91214444035
10480688052
11227377059
12114b93b58
1378782c00
1447ba9c0c
152c301152
hex1ca6b7b4

480688052 has 36 divisors (see below), whose sum is σ = 925901676. Its totient is φ = 218200320.

The previous prime is 480688051. The next prime is 480688057. The reversal of 480688052 is 250886084.

It can be written as a sum of positive squares in 6 ways, for example, as 140801956 + 339886096 = 11866^2 + 18436^2 .

It is a super-3 number, since 3×4806880523 (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 not an unprimeable number, because it can be changed into a prime (480688051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35408 + ... + 47064.

It is an arithmetic number, because the mean of its divisors is an integer number (25719491).

Almost surely, 2480688052 is an apocalyptic number.

It is an amenable number.

480688052 is a deficient number, since it is larger than the sum of its proper divisors (445213624).

480688052 is a wasteful number, since it uses less digits than its factorization.

480688052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11748 (or 11733 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 41.

The square root of 480688052 is about 21924.5992437718. The cubic root of 480688052 is about 783.3474652448.

The spelling of 480688052 in words is "four hundred eighty million, six hundred eighty-eight thousand, fifty-two".

Divisors: 1 2 4 13 26 52 61 122 169 244 338 676 793 1586 3172 10309 11657 20618 23314 41236 46628 151541 303082 606164 711077 1422154 1970033 2844308 3940066 7880132 9244001 18488002 36976004 120172013 240344026 480688052