Base | Representation |
---|---|
bin | 111011001011101001111001… |
… | …0000110110011111010000010 |
3 | 2112021012010110102102020202010 |
4 | 1312113103302012303322002 |
5 | 1021213014434133004010 |
6 | 5043055051010233350 |
7 | 214436014362135315 |
oct | 16627236206637202 |
9 | 2467163412366663 |
10 | 520571278016130 |
11 | 1409630481a1850 |
12 | 4a47624b885856 |
13 | 19461878c4b6a3 |
14 | 9279ada15097c |
15 | 402b3c0cc4620 |
hex | 1d974f21b3e82 |
520571278016130 has 128 divisors (see below), whose sum is σ = 1388717636256000. Its totient is φ = 123813405148160.
The previous prime is 520571278016129. The next prime is 520571278016143. The reversal of 520571278016130 is 31610872175025.
It is a self number, because there is not a number n which added to its sum of digits gives 520571278016130.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 484793704 + ... + 485866316.
It is an arithmetic number, because the mean of its divisors is an integer number (10849356533250).
Almost surely, 2520571278016130 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 520571278016130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (694358818128000).
520571278016130 is an abundant number, since it is smaller than the sum of its proper divisors (868146358239870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520571278016130 is a wasteful number, since it uses less digits than its factorization.
520571278016130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1100436.
The product of its (nonzero) digits is 705600, while the sum is 48.
The spelling of 520571278016130 in words is "five hundred twenty trillion, five hundred seventy-one billion, two hundred seventy-eight million, sixteen thousand, one hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •