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570800020690 = 2577177396657
BaseRepresentation
bin10000100111001100101…
…01010001110011010010
32000120100000221102012001
420103212111101303102
533322444301130230
61114115533224214
756144646060004
oct10234625216322
92016300842161
10570800020690
11200090804999
129275b93206a
1341a98254843
141d8ac1ac374
15ecab5c20ca
hex84e6551cd2

570800020690 has 16 divisors (see below), whose sum is σ = 1027573315992. Its totient is φ = 228290390784.

The previous prime is 570800020663. The next prime is 570800020699. The reversal of 570800020690 is 96020008075.

It can be written as a sum of positive squares in 4 ways, for example, as 519605980569 + 51194040121 = 720837^2 + 226261^2 .

It is a super-2 number, since 2×5708000206902 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (570800020699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3621159 + ... + 3775498.

Almost surely, 2570800020690 is an apocalyptic number.

570800020690 is a deficient number, since it is larger than the sum of its proper divisors (456773295302).

570800020690 is a wasteful number, since it uses less digits than its factorization.

570800020690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7404381.

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 570800020690 in words is "five hundred seventy billion, eight hundred million, twenty thousand, six hundred ninety".

Divisors: 1 2 5 10 7717 15434 38585 77170 7396657 14793314 36983285 73966570 57080002069 114160004138 285400010345 570800020690