Base | Representation |
---|---|
bin | 110100000000111… |
… | …001100010101011 |
3 | 2020211001021000120 |
4 | 310000321202223 |
5 | 3241344312143 |
6 | 222331534323 |
7 | 30424260534 |
oct | 6400714253 |
9 | 2224037016 |
10 | 872650923 |
11 | 408652611 |
12 | 2042ba3a3 |
13 | 10ba3c1c1 |
14 | 83c7b68b |
15 | 51928383 |
hex | 340398ab |
872650923 has 8 divisors (see below), whose sum is σ = 1169627136. Its totient is φ = 578721000.
The previous prime is 872650921. The next prime is 872650931. The reversal of 872650923 is 329056278.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 872650923 - 21 = 872650921 is a prime.
It is not an unprimeable number, because it can be changed into a prime (872650921) 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 7 ways as a sum of consecutive naturals, for example, 760903 + ... + 762048.
It is an arithmetic number, because the mean of its divisors is an integer number (146203392).
Almost surely, 2872650923 is an apocalyptic number.
872650923 is a deficient number, since it is larger than the sum of its proper divisors (296976213).
872650923 is a wasteful number, since it uses less digits than its factorization.
872650923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1523145.
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 872650923 is about 29540.6655815335. The cubic root of 872650923 is about 955.6088961606.
The spelling of 872650923 in words is "eight hundred seventy-two million, six hundred fifty thousand, nine hundred twenty-three".
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