Base | Representation |
---|---|
bin | 1111011100110101101… |
… | …01110110111101000101 |
3 | 1212202021212002122022000 |
4 | 13232122311312331011 |
5 | 32144214432144042 |
6 | 1043514330455513 |
7 | 53232446144520 |
oct | 7563265667505 |
9 | 1782255078260 |
10 | 530878787397 |
11 | 195165265502 |
12 | 86a7a294599 |
13 | 3b0a55c01ca |
14 | 1b9a2265bb7 |
15 | dc2199874c |
hex | 7b9ad76f45 |
530878787397 has 32 divisors (see below), whose sum is σ = 912257971200. Its totient is φ = 298831549104.
The previous prime is 530878787389. The next prime is 530878787431. The reversal of 530878787397 is 793787878035.
530878787397 is a `hidden beast` number, since 5 + 3 + 0 + 87 + 87 + 87 + 397 = 666.
It is not a de Polignac number, because 530878787397 - 23 = 530878787389 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (530878787297) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20949147 + ... + 20974472.
It is an arithmetic number, because the mean of its divisors is an integer number (28508061600).
Almost surely, 2530878787397 is an apocalyptic number.
It is an amenable number.
530878787397 is a deficient number, since it is larger than the sum of its proper divisors (381379183803).
530878787397 is a wasteful number, since it uses less digits than its factorization.
530878787397 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41923702 (or 41923696 counting only the distinct ones).
The product of its (nonzero) digits is 497871360, while the sum is 72.
The spelling of 530878787397 in words is "five hundred thirty billion, eight hundred seventy-eight million, seven hundred eighty-seven thousand, three hundred ninety-seven".
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