Base | Representation |
---|---|
bin | 100111111110010001… |
… | …011011111101000100 |
3 | 11002210012211221020210 |
4 | 213332101123331010 |
5 | 1200400144030401 |
6 | 31414551155420 |
7 | 3046420561320 |
oct | 477621337504 |
9 | 132705757223 |
10 | 42920689476 |
11 | 172256792a5 |
12 | 839a075b70 |
13 | 40801b84a2 |
14 | 211244a980 |
15 | 11b31114d6 |
hex | 9fe45bf44 |
42920689476 has 24 divisors (see below), whose sum is σ = 114455172160. Its totient is φ = 12263054112.
The previous prime is 42920689457. The next prime is 42920689477. The reversal of 42920689476 is 67498602924.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (42920689477) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255480211 + ... + 255480378.
Almost surely, 242920689476 is an apocalyptic number.
It is an amenable number.
42920689476 is an abundant number, since it is smaller than the sum of its proper divisors (71534482684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42920689476 is a wasteful number, since it uses less digits than its factorization.
42920689476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 510960603 (or 510960601 counting only the distinct ones).
The product of its (nonzero) digits is 10450944, while the sum is 57.
The spelling of 42920689476 in words is "forty-two billion, nine hundred twenty million, six hundred eighty-nine thousand, four hundred seventy-six".
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