Base | Representation |
---|---|
bin | 111110101001111… |
… | …1111010110110010 |
3 | 12102112000120222100 |
4 | 1331103333112302 |
5 | 13301203022432 |
6 | 544341321230 |
7 | 103046016306 |
oct | 17523772662 |
9 | 5375016870 |
10 | 2102392242 |
11 | 989822455 |
12 | 4a8106216 |
13 | 2767479a2 |
14 | 15d30dd06 |
15 | c488b07c |
hex | 7d4ff5b2 |
2102392242 has 12 divisors (see below), whose sum is σ = 4555183230. Its totient is φ = 700797408.
The previous prime is 2102392231. The next prime is 2102392291. The reversal of 2102392242 is 2422932012.
It can be written as a sum of positive squares in only one way, i.e., 1848914001 + 253478241 = 42999^2 + 15921^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58399767 + ... + 58399802.
Almost surely, 22102392242 is an apocalyptic number.
2102392242 is an abundant number, since it is smaller than the sum of its proper divisors (2452790988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102392242 is a wasteful number, since it uses less digits than its factorization.
2102392242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 116799577 (or 116799574 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
The square root of 2102392242 is about 45851.8510204332. The cubic root of 2102392242 is about 1281.0652432002.
The spelling of 2102392242 in words is "two billion, one hundred two million, three hundred ninety-two thousand, two hundred forty-two".
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