Base | Representation |
---|---|
bin | 100111111110011101… |
… | …100111010001000100 |
3 | 11002210102212002221101 |
4 | 213332131213101010 |
5 | 1200402003202130 |
6 | 31415143425444 |
7 | 3046456654531 |
oct | 477635472104 |
9 | 132712762841 |
10 | 42923881540 |
11 | 17227459571 |
12 | 839b155284 |
13 | 4080a65397 |
14 | 2112a3bd88 |
15 | 11b35421ca |
hex | 9fe767444 |
42923881540 has 96 divisors (see below), whose sum is σ = 100335191040. Its totient is φ = 15357081600.
The previous prime is 42923881531. The next prime is 42923881589. The reversal of 42923881540 is 4518832924.
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, 438544 + ... + 527416.
It is an arithmetic number, because the mean of its divisors is an integer number (1045158240).
Almost surely, 242923881540 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 42923881540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50167595520).
42923881540 is an abundant number, since it is smaller than the sum of its proper divisors (57411309500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42923881540 is a wasteful number, since it uses less digits than its factorization.
42923881540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 88973 (or 88971 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 46.
The spelling of 42923881540 in words is "forty-two billion, nine hundred twenty-three million, eight hundred eighty-one thousand, five hundred forty".
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