Base | Representation |
---|---|
bin | 1110111110100100… |
… | …0101100011101100 |
3 | 101101012022211212011 |
4 | 3233221011203230 |
5 | 31213223302132 |
6 | 1502541451004 |
7 | 201426621040 |
oct | 35751054354 |
9 | 11335284764 |
10 | 4020525292 |
11 | 1783533183 |
12 | 942570a64 |
13 | 4c0c59c64 |
14 | 2a1d78020 |
15 | 187e7bb47 |
hex | efa458ec |
4020525292 has 12 divisors (see below), whose sum is σ = 8041050640. Its totient is φ = 1723082256.
The previous prime is 4020525269. The next prime is 4020525317. The reversal of 4020525292 is 2925250204.
4020525292 is an admirable number.
It is a super-2 number, since 2×40205252922 = 32329247247223370528, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71795067 + ... + 71795122.
Almost surely, 24020525292 is an apocalyptic number.
It is an amenable number.
4020525292 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4020525292 is a wasteful number, since it uses less digits than its factorization.
4020525292 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143590200 (or 143590198 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 31.
The square root of 4020525292 is about 63407.6122559429. The cubic root of 4020525292 is about 1590.1115768911. Note that the first 3 decimals are identical.
Adding to 4020525292 its reverse (2925250204), we get a palindrome (6945775496).
The spelling of 4020525292 in words is "four billion, twenty million, five hundred twenty-five thousand, two hundred ninety-two".
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