Base | Representation |
---|---|
bin | 11011111111011… |
… | …01110110100011 |
3 | 121100211102020010 |
4 | 31333231312203 |
5 | 440102303231 |
6 | 35144420003 |
7 | 5550552420 |
oct | 1577556643 |
9 | 540742203 |
10 | 234806691 |
11 | 1105a6819 |
12 | 66777603 |
13 | 39853092 |
14 | 23282d47 |
15 | 15932546 |
hex | dfedda3 |
234806691 has 16 divisors (see below), whose sum is σ = 359083008. Its totient is φ = 133694400.
The previous prime is 234806647. The next prime is 234806711. The reversal of 234806691 is 196608432.
It is not a de Polignac number, because 234806691 - 214 = 234790307 is a prime.
It is not an unprimeable number, because it can be changed into a prime (234806641) 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, 13995 + ... + 25796.
It is an arithmetic number, because the mean of its divisors is an integer number (22442688).
Almost surely, 2234806691 is an apocalyptic number.
234806691 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
234806691 is a deficient number, since it is larger than the sum of its proper divisors (124276317).
234806691 is a wasteful number, since it uses less digits than its factorization.
234806691 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40082.
The product of its (nonzero) digits is 62208, while the sum is 39.
The square root of 234806691 is about 15323.4033752297. The cubic root of 234806691 is about 616.9313256321.
The spelling of 234806691 in words is "two hundred thirty-four million, eight hundred six thousand, six hundred ninety-one".
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