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315330054 = 23134042693
BaseRepresentation
bin10010110010111…
…000111000000110
3210222100102111220
4102302320320012
51121211030204
651142341210
710546155414
oct2262707006
9728312456
10315330054
11151aa5156
128972a806
1350437740
142dc442b4
151ca3b1d9
hex12cb8e06

315330054 has 16 divisors (see below), whose sum is σ = 679172592. Its totient is φ = 97024608.

The previous prime is 315330017. The next prime is 315330089. The reversal of 315330054 is 450033513.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2021269 + ... + 2021424.

It is an arithmetic number, because the mean of its divisors is an integer number (42448287).

Almost surely, 2315330054 is an apocalyptic number.

315330054 is an abundant number, since it is smaller than the sum of its proper divisors (363842538).

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

315330054 is a wasteful number, since it uses less digits than its factorization.

315330054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4042711.

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 315330054 is about 17757.5351330076. The cubic root of 315330054 is about 680.6467707412.

Adding to 315330054 its reverse (450033513), we get a palindrome (765363567).

The spelling of 315330054 in words is "three hundred fifteen million, three hundred thirty thousand, fifty-four".

Divisors: 1 2 3 6 13 26 39 78 4042693 8085386 12128079 24256158 52555009 105110018 157665027 315330054