Base | Representation |
---|---|
bin | 100000010011111010000… |
… | …101000100010101000101 |
3 | 21212021020101222202202000 |
4 | 200103322011010111011 |
5 | 242334334040212224 |
6 | 4420012003135513 |
7 | 316263360013254 |
oct | 40237205042505 |
9 | 7767211882660 |
10 | 2220398757189 |
11 | 7867362381a8 |
12 | 2ba3b3074599 |
13 | 1314c8a55b72 |
14 | 79679bb679b |
15 | 3cb571d80c9 |
hex | 204fa144545 |
2220398757189 has 64 divisors (see below), whose sum is σ = 3344499782400. Its totient is φ = 1455718957056.
The previous prime is 2220398757179. The next prime is 2220398757233. The reversal of 2220398757189 is 9817578930222.
2220398757189 is a `hidden beast` number, since 2 + 2 + 20 + 39 + 8 + 7 + 571 + 8 + 9 = 666.
It is not a de Polignac number, because 2220398757189 - 227 = 2220264539461 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2220398757179) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 552473422 + ... + 552477440.
It is an arithmetic number, because the mean of its divisors is an integer number (52257809100).
Almost surely, 22220398757189 is an apocalyptic number.
It is an amenable number.
2220398757189 is a deficient number, since it is larger than the sum of its proper divisors (1124101025211).
2220398757189 is a wasteful number, since it uses less digits than its factorization.
2220398757189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5411 (or 5405 counting only the distinct ones).
The product of its (nonzero) digits is 30481920, while the sum is 63.
The spelling of 2220398757189 in words is "two trillion, two hundred twenty billion, three hundred ninety-eight million, seven hundred fifty-seven thousand, one hundred eighty-nine".
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