Base | Representation |
---|---|
bin | 1001011000110100… |
… | …1011110001001110 |
3 | 20111121220012220110 |
4 | 2112031023301032 |
5 | 20130112212403 |
6 | 1054021100450 |
7 | 116306654646 |
oct | 22615136116 |
9 | 6447805813 |
10 | 2520038478 |
11 | 1083550231 |
12 | 5a3b57726 |
13 | 312127239 |
14 | 19c989526 |
15 | eb388103 |
hex | 9634bc4e |
2520038478 has 16 divisors (see below), whose sum is σ = 5157288576. Its totient is φ = 820477560.
The previous prime is 2520038449. The next prime is 2520038497. The reversal of 2520038478 is 8748300252.
2520038478 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4883538 + ... + 4884053.
It is an arithmetic number, because the mean of its divisors is an integer number (322330536).
Almost surely, 22520038478 is an apocalyptic number.
2520038478 is an abundant number, since it is smaller than the sum of its proper divisors (2637250098).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2520038478 is a wasteful number, since it uses less digits than its factorization.
2520038478 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9767639.
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 2520038478 is about 50199.9848406352. The cubic root of 2520038478 is about 1360.8253492892.
The spelling of 2520038478 in words is "two billion, five hundred twenty million, thirty-eight thousand, four hundred seventy-eight".
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