Base | Representation |
---|---|
bin | 1001111111011000… |
… | …0010001101111100 |
3 | 20220220011121201100 |
4 | 2133312002031330 |
5 | 20443011222304 |
6 | 1122035013100 |
7 | 123312301251 |
oct | 23766021574 |
9 | 6826147640 |
10 | 2681742204 |
11 | 1156856679 |
12 | 62a13a190 |
13 | 33979330b |
14 | 1b623d428 |
15 | 10a67a439 |
hex | 9fd8237c |
2681742204 has 36 divisors (see below), whose sum is σ = 6798994384. Its totient is φ = 891257472.
The previous prime is 2681742199. The next prime is 2681742209. The reversal of 2681742204 is 4022471862.
2681742204 is a `hidden beast` number, since 268 + 174 + 220 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (2681742199) and next prime (2681742209).
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2681742209) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98392 + ... + 122655.
Almost surely, 22681742204 is an apocalyptic number.
It is an amenable number.
2681742204 is an abundant number, since it is smaller than the sum of its proper divisors (4117252180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2681742204 is a wasteful number, since it uses less digits than its factorization.
2681742204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221394 (or 221389 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 2681742204 is about 51785.5404915310. The cubic root of 2681742204 is about 1389.3308381324.
The spelling of 2681742204 in words is "two billion, six hundred eighty-one million, seven hundred forty-two thousand, two hundred four".
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