Base | Representation |
---|---|
bin | 100111111110001010… |
… | …011001111010101101 |
3 | 11002210002101021122112 |
4 | 213332022121322231 |
5 | 1200344211034000 |
6 | 31414443453405 |
7 | 3046366113161 |
oct | 477612317255 |
9 | 132702337575 |
10 | 42918846125 |
11 | 1722462a371 |
12 | 8399527265 |
13 | 407c9c144c |
14 | 21120caca1 |
15 | 11b2d9a235 |
hex | 9fe299ead |
42918846125 has 16 divisors (see below), whose sum is σ = 54869134320. Its totient is φ = 33497632000.
The previous prime is 42918846083. The next prime is 42918846149. The reversal of 42918846125 is 52164881924.
It can be written as a sum of positive squares in 8 ways, for example, as 14403120169 + 28515725956 = 120013^2 + 168866^2 .
It is a de Polignac number, because none of the positive numbers 2k-42918846125 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4182080 + ... + 4192329.
It is an arithmetic number, because the mean of its divisors is an integer number (3429320895).
Almost surely, 242918846125 is an apocalyptic number.
It is an amenable number.
42918846125 is a deficient number, since it is larger than the sum of its proper divisors (11950288195).
42918846125 is an equidigital number, since it uses as much as digits as its factorization.
42918846125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8374465 (or 8374455 counting only the distinct ones).
The product of its digits is 1105920, while the sum is 50.
The spelling of 42918846125 in words is "forty-two billion, nine hundred eighteen million, eight hundred forty-six thousand, one hundred twenty-five".
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