Base | Representation |
---|---|
bin | 100111001000000001… |
… | …110011110110101101 |
3 | 11000102210101210022000 |
4 | 213020001303312231 |
5 | 1142014204422110 |
6 | 31144401242513 |
7 | 3015030256422 |
oct | 471001636655 |
9 | 130383353260 |
10 | 42010623405 |
11 | 168a89a1183 |
12 | 8185333439 |
13 | 3c667a915a |
14 | 206762dd49 |
15 | 115d2971c0 |
hex | 9c8073dad |
42010623405 has 32 divisors (see below), whose sum is σ = 74718758400. Its totient is φ = 22395704256.
The previous prime is 42010623383. The next prime is 42010623407. The reversal of 42010623405 is 50432601024.
42010623405 is a `hidden beast` number, since 4 + 20 + 10 + 623 + 4 + 0 + 5 = 666.
42010623405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 42010623405 - 217 = 42010492333 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42010623407) 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, 240711 + ... + 376779.
It is an arithmetic number, because the mean of its divisors is an integer number (2334961200).
Almost surely, 242010623405 is an apocalyptic number.
42010623405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
42010623405 is a deficient number, since it is larger than the sum of its proper divisors (32708134995).
42010623405 is a wasteful number, since it uses less digits than its factorization.
42010623405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138370 (or 138364 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 27.
The spelling of 42010623405 in words is "forty-two billion, ten million, six hundred twenty-three thousand, four hundred five".
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