Base | Representation |
---|---|
bin | 11011111101011… |
… | …010110001001101 |
3 | 1012200200000000012 |
4 | 123331122301031 |
5 | 1430041212021 |
6 | 114314043005 |
7 | 14424105341 |
oct | 3375326115 |
9 | 1180600005 |
10 | 469085261 |
11 | 220871777 |
12 | 111119465 |
13 | 7624c958 |
14 | 46429621 |
15 | 2b2ad35b |
hex | 1bf5ac4d |
469085261 has 4 divisors (see below), whose sum is σ = 473236572. Its totient is φ = 464933952.
The previous prime is 469085257. The next prime is 469085263. The reversal of 469085261 is 162580964.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 14969161 + 454116100 = 3869^2 + 21310^2 .
It is a cyclic number.
It is not a de Polignac number, because 469085261 - 22 = 469085257 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (469085263) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2075486 + ... + 2075711.
It is an arithmetic number, because the mean of its divisors is an integer number (118309143).
Almost surely, 2469085261 is an apocalyptic number.
It is an amenable number.
469085261 is a deficient number, since it is larger than the sum of its proper divisors (4151311).
469085261 is a wasteful number, since it uses less digits than its factorization.
469085261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4151310.
The product of its (nonzero) digits is 103680, while the sum is 41.
The square root of 469085261 is about 21658.3762318416. The cubic root of 469085261 is about 776.9932794873.
The spelling of 469085261 in words is "four hundred sixty-nine million, eighty-five thousand, two hundred sixty-one".
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