Base | Representation |
---|---|
bin | 111110100111010… |
… | …1110111000011000 |
3 | 12102102102120102211 |
4 | 1331032232320120 |
5 | 13300324422130 |
6 | 544252004504 |
7 | 103031216236 |
oct | 17516567030 |
9 | 5372376384 |
10 | 2101014040 |
11 | 988a70a44 |
12 | 4a7760734 |
13 | 276384598 |
14 | 15d071956 |
15 | c46b7a2a |
hex | 7d3aee18 |
2101014040 has 32 divisors (see below), whose sum is σ = 4890294000. Its totient is φ = 811425664.
The previous prime is 2101014029. The next prime is 2101014043. The reversal of 2101014040 is 404101012.
It is a self number, because there is not a number n which added to its sum of digits gives 2101014040.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101014043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 904450 + ... + 906769.
Almost surely, 22101014040 is an apocalyptic number.
2101014040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2101014040 is an abundant number, since it is smaller than the sum of its proper divisors (2789279960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2101014040 is a wasteful number, since it uses less digits than its factorization.
2101014040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1811259 (or 1811255 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 2101014040 is about 45836.8196977059. The cubic root of 2101014040 is about 1280.7852522158.
Adding to 2101014040 its reverse (404101012), we get a palindrome (2505115052).
The spelling of 2101014040 in words is "two billion, one hundred one million, fourteen thousand, forty".
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