Base | Representation |
---|---|
bin | 111110101001001… |
… | …1011011110010010 |
3 | 12102111020210202202 |
4 | 1331102123132102 |
5 | 13301101424442 |
6 | 544324443202 |
7 | 103042363451 |
oct | 17522333622 |
9 | 5374223682 |
10 | 2101983122 |
11 | 989573038 |
12 | 4a7b49502 |
13 | 2766336c5 |
14 | 15d244b98 |
15 | c4809c32 |
hex | 7d49b792 |
2101983122 has 18 divisors (see below), whose sum is σ = 3351110997. Its totient is φ = 988649824.
The previous prime is 2101983101. The next prime is 2101983131. The reversal of 2101983122 is 2213891012.
It can be written as a sum of positive squares in 2 ways, for example, as 1923787321 + 178195801 = 43861^2 + 13349^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=32419.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1101293 + ... + 1103199.
Almost surely, 22101983122 is an apocalyptic number.
2101983122 is a deficient number, since it is larger than the sum of its proper divisors (1249127875).
2101983122 is an frugal number, since it uses more digits than its factorization.
2101983122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3850 (or 1926 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 29.
The square root of 2101983122 is about 45847.3894785734. The cubic root of 2101983122 is about 1280.9821405006.
The spelling of 2101983122 in words is "two billion, one hundred one million, nine hundred eighty-three thousand, one hundred twenty-two".
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