Base | Representation |
---|---|
bin | 11010010001010… |
… | …01111110011101 |
3 | 120100200002210000 |
4 | 31020221332131 |
5 | 422403413033 |
6 | 33511204513 |
7 | 5314065366 |
oct | 1510517635 |
9 | 510602700 |
10 | 220372893 |
11 | 103438464 |
12 | 61976739 |
13 | 3686b380 |
14 | 213a6b6d |
15 | 14530a13 |
hex | d229f9d |
220372893 has 80 divisors (see below), whose sum is σ = 376854016. Its totient is φ = 127370880.
The previous prime is 220372879. The next prime is 220372907. The reversal of 220372893 is 398273022.
It is an interprime number because it is at equal distance from previous prime (220372879) and next prime (220372907).
It is not a de Polignac number, because 220372893 - 25 = 220372861 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220372843) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1403571 + ... + 1403727.
Almost surely, 2220372893 is an apocalyptic number.
It is an amenable number.
220372893 is a deficient number, since it is larger than the sum of its proper divisors (156481123).
220372893 is a wasteful number, since it uses less digits than its factorization.
220372893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256 (or 247 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 36.
The square root of 220372893 is about 14844.9618726354. The cubic root of 220372893 is about 604.0219545621.
The spelling of 220372893 in words is "two hundred twenty million, three hundred seventy-two thousand, eight hundred ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •