Base | Representation |
---|---|
bin | 1000001011010001… |
… | …0110010011011101 |
3 | 12122221211101222200 |
4 | 2002310112103131 |
5 | 13443324322200 |
6 | 1001441202113 |
7 | 105250105620 |
oct | 20264262335 |
9 | 5587741880 |
10 | 2194760925 |
11 | a26981405 |
12 | 513030339 |
13 | 28c918b06 |
14 | 16b6b5db7 |
15 | cca34800 |
hex | 82d164dd |
2194760925 has 72 divisors (see below), whose sum is σ = 4506068736. Its totient is φ = 1000321920.
The previous prime is 2194760921. The next prime is 2194760929. The reversal of 2194760925 is 5290674912.
2194760925 is a `hidden beast` number, since 2 + 19 + 4 + 7 + 609 + 25 = 666.
It is an interprime number because it is at equal distance from previous prime (2194760921) and next prime (2194760929).
It is not a de Polignac number, because 2194760925 - 22 = 2194760921 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2194760921) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 576127 + ... + 579923.
It is an arithmetic number, because the mean of its divisors is an integer number (62584288).
Almost surely, 22194760925 is an apocalyptic number.
2194760925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2194760925 is an abundant number, since it is smaller than the sum of its proper divisors (2311307811).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2194760925 is a wasteful number, since it uses less digits than its factorization.
2194760925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4187 (or 4179 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 45.
The square root of 2194760925 is about 46848.2755819251. The cubic root of 2194760925 is about 1299.5582177351.
The spelling of 2194760925 in words is "two billion, one hundred ninety-four million, seven hundred sixty thousand, nine hundred twenty-five".
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