Base | Representation |
---|---|
bin | 11010101010101… |
… | …01111101110100 |
3 | 120120221002001220 |
4 | 31111111331310 |
5 | 424231330204 |
6 | 34110350340 |
7 | 5354260050 |
oct | 1525257564 |
9 | 516832056 |
10 | 223698804 |
11 | 1052aa24a |
12 | 62abb3b0 |
13 | 37464174 |
14 | 219d0c60 |
15 | 1498b1d9 |
hex | d555f74 |
223698804 has 24 divisors (see below), whose sum is σ = 596530368. Its totient is φ = 63913920.
The previous prime is 223698757. The next prime is 223698809. The reversal of 223698804 is 408896322.
It is a super-2 number, since 2×2236988042 = 100082309822060832, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (223698809) 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 7 ways as a sum of consecutive naturals, for example, 1331457 + ... + 1331624.
It is an arithmetic number, because the mean of its divisors is an integer number (24855432).
Almost surely, 2223698804 is an apocalyptic number.
It is an amenable number.
223698804 is an abundant number, since it is smaller than the sum of its proper divisors (372831564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223698804 is a wasteful number, since it uses less digits than its factorization.
223698804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2663095 (or 2663093 counting only the distinct ones).
The product of its (nonzero) digits is 165888, while the sum is 42.
The square root of 223698804 is about 14956.5639102034. The cubic root of 223698804 is about 607.0454673830.
The spelling of 223698804 in words is "two hundred twenty-three million, six hundred ninety-eight thousand, eight hundred four".
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