Base | Representation |
---|---|
bin | 111110100111100… |
… | …1001001111100111 |
3 | 12102102122001120012 |
4 | 1331033021033213 |
5 | 13300341401043 |
6 | 544254200435 |
7 | 103032146120 |
oct | 17517111747 |
9 | 5372561505 |
10 | 2101122023 |
11 | 989035090 |
12 | 4a77b311b |
13 | 2763c1790 |
14 | 15d09d047 |
15 | c46d9a18 |
hex | 7d3c93e7 |
2101122023 has 32 divisors (see below), whose sum is σ = 2838205440. Its totient is φ = 1502127360.
The previous prime is 2101122017. The next prime is 2101122031. The reversal of 2101122023 is 3202211012.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2101122023 - 26 = 2101121959 is a prime.
It is a super-2 number, since 2×21011220232 = 8829427511071225058, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2101121989 and 2101122007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2101122073) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 160883 + ... + 173451.
It is an arithmetic number, because the mean of its divisors is an integer number (88693920).
Almost surely, 22101122023 is an apocalyptic number.
2101122023 is a deficient number, since it is larger than the sum of its proper divisors (737083417).
2101122023 is a wasteful number, since it uses less digits than its factorization.
2101122023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12767.
The product of its (nonzero) digits is 48, while the sum is 14.
The square root of 2101122023 is about 45837.9975893363. The cubic root of 2101122023 is about 1280.8071941070.
Adding to 2101122023 its reverse (3202211012), we get a palindrome (5303333035).
It can be divided in two parts, 21011 and 22023, that added together give a palindrome (43034).
The spelling of 2101122023 in words is "two billion, one hundred one million, one hundred twenty-two thousand, twenty-three".
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