Base | Representation |
---|---|
bin | 11011110010001… |
… | …10100100001001 |
3 | 121020120022220211 |
4 | 31321012210021 |
5 | 434131313110 |
6 | 35043321121 |
7 | 5530041562 |
oct | 1571064411 |
9 | 536508824 |
10 | 233072905 |
11 | 10a62213a |
12 | 660801a1 |
13 | 39396b80 |
14 | 22d51169 |
15 | 156dd98a |
hex | de46909 |
233072905 has 32 divisors (see below), whose sum is σ = 324858240. Its totient is φ = 159045120.
The previous prime is 233072891. The next prime is 233072909. The reversal of 233072905 is 509270332.
It is not a de Polignac number, because 233072905 - 29 = 233072393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (233072909) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48334 + ... + 52936.
It is an arithmetic number, because the mean of its divisors is an integer number (10151820).
Almost surely, 2233072905 is an apocalyptic number.
It is an amenable number.
233072905 is a deficient number, since it is larger than the sum of its proper divisors (91785335).
233072905 is a wasteful number, since it uses less digits than its factorization.
233072905 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4681.
The product of its (nonzero) digits is 11340, while the sum is 31.
The square root of 233072905 is about 15266.7254183731. The cubic root of 233072905 is about 615.4091225356.
The spelling of 233072905 in words is "two hundred thirty-three million, seventy-two thousand, nine hundred five".
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