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480312252 = 2232710091889
BaseRepresentation
bin11100101000001…
…111101110111100
31020110210101112200
4130220033232330
51440424443002
6115354431500
714621405160
oct3450175674
91213711480
10480312252
1122713a782
12114a32590
1378680b44
1447b0cca0
152c279b1c
hex1ca0fbbc

480312252 has 72 divisors (see below), whose sum is σ = 1389679200. Its totient is φ = 137023488.

The previous prime is 480312247. The next prime is 480312269. The reversal of 480312252 is 252213084.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 253324 + ... + 255212.

It is an arithmetic number, because the mean of its divisors is an integer number (19301100).

Almost surely, 2480312252 is an apocalyptic number.

480312252 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

480312252 is an abundant number, since it is smaller than the sum of its proper divisors (909366948).

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

480312252 is a wasteful number, since it uses less digits than its factorization.

480312252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2915 (or 2910 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 480312252 is about 21916.0272859841. The cubic root of 480312252 is about 783.1432727162.

The spelling of 480312252 in words is "four hundred eighty million, three hundred twelve thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 63 84 126 252 1009 1889 2018 3027 3778 4036 5667 6054 7063 7556 9081 11334 12108 13223 14126 17001 18162 21189 22668 26446 28252 34002 36324 39669 42378 52892 63567 68004 79338 84756 119007 127134 158676 238014 254268 476028 1906001 3812002 5718003 7624004 11436006 13342007 17154009 22872012 26684014 34308018 40026021 53368028 68616036 80052042 120078063 160104084 240156126 480312252