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520069830741 = 3319261845583
BaseRepresentation
bin1111001000101101001…
…00111101100001010101
31211201101120010202021000
413210112210331201111
532010100334040431
61034530005213513
752400546423406
oct7442644754125
91751346122230
10520069830741
1119061895237a
1284962401299
133a072135176
141b2588c59ad
15d7dca949e6
hex791693d855

520069830741 has 8 divisors (see below), whose sum is σ = 770473823360. Its totient is φ = 346713220476.

The previous prime is 520069830739. The next prime is 520069830829. The reversal of 520069830741 is 147038960025.

520069830741 is a `hidden beast` number, since 520 + 0 + 6 + 9 + 83 + 0 + 7 + 41 = 666.

It is not a de Polignac number, because 520069830741 - 21 = 520069830739 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520069830941) 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, 9630922765 + ... + 9630922818.

It is an arithmetic number, because the mean of its divisors is an integer number (96309227920).

It is a 1-persistent number, because it is pandigital, but 2⋅520069830741 = 1040139661482 is not.

Almost surely, 2520069830741 is an apocalyptic number.

It is an amenable number.

520069830741 is a deficient number, since it is larger than the sum of its proper divisors (250403992619).

520069830741 is a wasteful number, since it uses less digits than its factorization.

520069830741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19261845592 (or 19261845586 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The spelling of 520069830741 in words is "five hundred twenty billion, sixty-nine million, eight hundred thirty thousand, seven hundred forty-one".

Divisors: 1 3 9 27 19261845583 57785536749 173356610247 520069830741