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570138234 = 23109871771
BaseRepresentation
bin100001111110111…
…001111001111010
31110201211000121220
4201332321321322
52131423410414
6132324012510
720062044411
oct4176717172
91421730556
10570138234
11272912326
1213ab31136
1391171803
1455a12478
15350beca9
hex21fb9e7a

570138234 has 16 divisors (see below), whose sum is σ = 1150739040. Its totient is φ = 188302320.

The previous prime is 570138227. The next prime is 570138253. The reversal of 570138234 is 432831075.

It is a junction number, because it is equal to n+sod(n) for n = 570138195 and 570138204.

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, 435232 + ... + 436539.

It is an arithmetic number, because the mean of its divisors is an integer number (71921190).

Almost surely, 2570138234 is an apocalyptic number.

570138234 is an abundant number, since it is smaller than the sum of its proper divisors (580600806).

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

570138234 is a wasteful number, since it uses less digits than its factorization.

570138234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871885.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 570138234 is about 23877.5675896855. The cubic root of 570138234 is about 829.2014548314.

The spelling of 570138234 in words is "five hundred seventy million, one hundred thirty-eight thousand, two hundred thirty-four".

Divisors: 1 2 3 6 109 218 327 654 871771 1743542 2615313 5230626 95023039 190046078 285069117 570138234