Base | Representation |
---|---|
bin | 11010101010010… |
… | …10001110001100 |
3 | 120120211122002021 |
4 | 31111022032030 |
5 | 424223310300 |
6 | 34105335524 |
7 | 5353666600 |
oct | 1525121614 |
9 | 516748067 |
10 | 223650700 |
11 | 105277099 |
12 | 62a975a4 |
13 | 374482c0 |
14 | 219bb500 |
15 | 1497bd1a |
hex | d54a38c |
223650700 has 108 divisors (see below), whose sum is σ = 608158992. Its totient is φ = 70761600.
The previous prime is 223650677. The next prime is 223650797. The reversal of 223650700 is 7056322.
It is a super-2 number, since 2×2236507002 = 100039271220980000, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
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 35 ways as a sum of consecutive naturals, for example, 61945 + ... + 65455.
Almost surely, 2223650700 is an apocalyptic number.
223650700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 223650700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (304079496).
223650700 is an abundant number, since it is smaller than the sum of its proper divisors (384508292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
223650700 is a wasteful number, since it uses less digits than its factorization.
223650700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3552 (or 3538 counting only the distinct ones).
The product of its (nonzero) digits is 2520, while the sum is 25.
The square root of 223650700 is about 14954.9557003690. The cubic root of 223650700 is about 607.0019514171.
Subtracting from 223650700 its sum of digits (25), we obtain a triangular number (223650675 = T21149).
The spelling of 223650700 in words is "two hundred twenty-three million, six hundred fifty thousand, seven hundred".
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