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455250120 = 233513292347
BaseRepresentation
bin11011001000101…
…001000011001000
31011201122002202120
4123020221003020
51413021000440
6113101331240
714165363553
oct3310510310
91151562676
10455250120
11213a82176
12108566b20
1373417590
144466769a
1529e78dd0
hex1b2290c8

455250120 has 192 divisors, whose sum is σ = 1527664320. Its totient is φ = 107885568.

The previous prime is 455250071. The next prime is 455250121. The reversal of 455250120 is 21052554.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (455250121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1311787 + ... + 1312133.

It is an arithmetic number, because the mean of its divisors is an integer number (7956585).

Almost surely, 2455250120 is an apocalyptic number.

455250120 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 455250120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (763832160).

455250120 is an abundant number, since it is smaller than the sum of its proper divisors (1072414200).

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

455250120 is a wasteful number, since it uses less digits than its factorization.

455250120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 455250120 is about 21336.5911054226. The cubic root of 455250120 is about 769.2780775110.

The spelling of 455250120 in words is "four hundred fifty-five million, two hundred fifty thousand, one hundred twenty".