Base | Representation |
---|---|
bin | 10101100101110100… |
… | …001011001101010010 |
3 | 2012211122221001210122 |
4 | 111211310023031102 |
5 | 334434322401230 |
6 | 14352232230242 |
7 | 1450332233165 |
oct | 254564131522 |
9 | 65748831718 |
10 | 23183012690 |
11 | 991722a622 |
12 | 45abb3b382 |
13 | 2255c793b6 |
14 | 119cd2badc |
15 | 90a410be5 |
hex | 565d0b352 |
23183012690 has 32 divisors (see below), whose sum is σ = 43099024320. Its totient is φ = 8972881344.
The previous prime is 23183012663. The next prime is 23183012711. The reversal of 23183012690 is 9621038132.
It is a super-2 number, since 2×231830126902 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 23183012690.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 205925 + ... + 297944.
It is an arithmetic number, because the mean of its divisors is an integer number (1346844510).
Almost surely, 223183012690 is an apocalyptic number.
23183012690 is a deficient number, since it is larger than the sum of its proper divisors (19916011630).
23183012690 is a wasteful number, since it uses less digits than its factorization.
23183012690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 504026.
The product of its (nonzero) digits is 15552, while the sum is 35.
The spelling of 23183012690 in words is "twenty-three billion, one hundred eighty-three million, twelve thousand, six hundred ninety".
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