Base | Representation |
---|---|
bin | 11011111011001… |
… | …110000101001001 |
3 | 1012122120201112020 |
4 | 123323032011021 |
5 | 1424414242001 |
6 | 114253435053 |
7 | 14416155312 |
oct | 3373160511 |
9 | 1178521466 |
10 | 468509001 |
11 | 220508824 |
12 | 110a9ba89 |
13 | 760aa57c |
14 | 46319609 |
15 | 2b1e7736 |
hex | 1bece149 |
468509001 has 16 divisors (see below), whose sum is σ = 663292800. Its totient is φ = 293136128.
The previous prime is 468508987. The next prime is 468509017. The reversal of 468509001 is 100905864.
It is a cyclic number.
It is not a de Polignac number, because 468509001 - 29 = 468508489 is a prime.
It is not an unprimeable number, because it can be changed into a prime (468509081) 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, 5515 + ... + 31103.
It is an arithmetic number, because the mean of its divisors is an integer number (41455800).
Almost surely, 2468509001 is an apocalyptic number.
It is an amenable number.
468509001 is a deficient number, since it is larger than the sum of its proper divisors (194783799).
468509001 is a wasteful number, since it uses less digits than its factorization.
468509001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25968.
The product of its (nonzero) digits is 8640, while the sum is 33.
The square root of 468509001 is about 21645.0687455596. The cubic root of 468509001 is about 776.6749765689.
The spelling of 468509001 in words is "four hundred sixty-eight million, five hundred nine thousand, one".
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