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320061460430 = 25213714977139
BaseRepresentation
bin1001010100001010010…
…01100100111111001110
31010121010122002210212002
410222011021210333032
520220441213213210
6403011215512302
732060264345225
oct4520511447716
91117118083762
10320061460430
11113812394468
1252043b28692
132424917515a
14116c3665cbc
1584d3a1a4a5
hex4a85264fce

320061460430 has 16 divisors (see below), whose sum is σ = 576380255760. Its totient is φ = 127964667072.

The previous prime is 320061460363. The next prime is 320061460531. The reversal of 320061460430 is 34064160023.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 320061460393 and 320061460402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7467200 + ... + 7509939.

It is an arithmetic number, because the mean of its divisors is an integer number (36023765985).

Almost surely, 2320061460430 is an apocalyptic number.

320061460430 is a deficient number, since it is larger than the sum of its proper divisors (256318795330).

320061460430 is a wasteful number, since it uses less digits than its factorization.

320061460430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14979283.

The product of its (nonzero) digits is 10368, while the sum is 29.

The spelling of 320061460430 in words is "three hundred twenty billion, sixty-one million, four hundred sixty thousand, four hundred thirty".

Divisors: 1 2 5 10 2137 4274 10685 21370 14977139 29954278 74885695 149771390 32006146043 64012292086 160030730215 320061460430