Base | Representation |
---|---|
bin | 11011111110011… |
… | …00111100010010 |
3 | 121100120120022111 |
4 | 31333030330102 |
5 | 440034000030 |
6 | 35141455534 |
7 | 5546451415 |
oct | 1577147422 |
9 | 540516274 |
10 | 234671890 |
11 | 110514512 |
12 | 667115aa |
13 | 3980690b |
14 | 23249b7c |
15 | 1590762a |
hex | dfccf12 |
234671890 has 8 divisors (see below), whose sum is σ = 422409420. Its totient is φ = 93868752.
The previous prime is 234671887. The next prime is 234671897. The reversal of 234671890 is 98176432.
It can be written as a sum of positive squares in 2 ways, for example, as 230341329 + 4330561 = 15177^2 + 2081^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (234671897) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11733585 + ... + 11733604.
Almost surely, 2234671890 is an apocalyptic number.
234671890 is a deficient number, since it is larger than the sum of its proper divisors (187737530).
234671890 is a wasteful number, since it uses less digits than its factorization.
234671890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23467196.
The product of its (nonzero) digits is 72576, while the sum is 40.
The square root of 234671890 is about 15319.0042104570. The cubic root of 234671890 is about 616.8132442737.
The spelling of 234671890 in words is "two hundred thirty-four million, six hundred seventy-one thousand, eight hundred ninety".
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