Base | Representation |
---|---|
bin | 100111110101010011… |
… | …011110010111001101 |
3 | 11002101201201201211220 |
4 | 213311103132113031 |
5 | 1200043134304220 |
6 | 31352014233553 |
7 | 3042612642162 |
oct | 476523362715 |
9 | 132351651756 |
10 | 42770228685 |
11 | 17158751938 |
12 | 83577b58b9 |
13 | 4057c87932 |
14 | 20da482069 |
15 | 11a4ce0540 |
hex | 9f54de5cd |
42770228685 has 32 divisors (see below), whose sum is σ = 72500935680. Its totient is φ = 21456196608.
The previous prime is 42770228603. The next prime is 42770228701. The reversal of 42770228685 is 58682207724.
It is not a de Polignac number, because 42770228685 - 211 = 42770226637 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 386724 + ... + 484866.
It is an arithmetic number, because the mean of its divisors is an integer number (2265654240).
Almost surely, 242770228685 is an apocalyptic number.
It is an amenable number.
42770228685 is a deficient number, since it is larger than the sum of its proper divisors (29730706995).
42770228685 is a wasteful number, since it uses less digits than its factorization.
42770228685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99877.
The product of its (nonzero) digits is 3010560, while the sum is 51.
The spelling of 42770228685 in words is "forty-two billion, seven hundred seventy million, two hundred twenty-eight thousand, six hundred eighty-five".
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