Base | Representation |
---|---|
bin | 1111000011111001… |
… | …1010101000100001 |
3 | 101102202102021202112 |
4 | 3300332122220201 |
5 | 31234440100412 |
6 | 1505101125105 |
7 | 202121013362 |
oct | 36076325041 |
9 | 11382367675 |
10 | 4042893857 |
11 | 1795120aa2 |
12 | 949b59795 |
13 | 4c578c4b2 |
14 | 2a4d1bb69 |
15 | 189de9722 |
hex | f0f9aa21 |
4042893857 has 16 divisors (see below), whose sum is σ = 4248547200. Its totient is φ = 3841850880.
The previous prime is 4042893787. The next prime is 4042893859. The reversal of 4042893857 is 7583982404.
4042893857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 4042893857 - 212 = 4042889761 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4042893859) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1520273 + ... + 1522929.
It is an arithmetic number, because the mean of its divisors is an integer number (265534200).
Almost surely, 24042893857 is an apocalyptic number.
It is an amenable number.
4042893857 is a deficient number, since it is larger than the sum of its proper divisors (205653343).
4042893857 is a wasteful number, since it uses less digits than its factorization.
4042893857 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3496.
The product of its (nonzero) digits is 1935360, while the sum is 50.
The square root of 4042893857 is about 63583.7546626495. The cubic root of 4042893857 is about 1593.0550359177.
The spelling of 4042893857 in words is "four billion, forty-two million, eight hundred ninety-three thousand, eight hundred fifty-seven".
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