Base | Representation |
---|---|
bin | 111110101001110… |
… | …1000110101111110 |
3 | 12102111211220111002 |
4 | 1331103220311332 |
5 | 13301142100110 |
6 | 544335330302 |
7 | 103045153415 |
oct | 17523506576 |
9 | 5374756432 |
10 | 2102300030 |
11 | 98976a146 |
12 | 4a8080992 |
13 | 276714a1c |
14 | 15d2c847c |
15 | c486daa5 |
hex | 7d4e8d7e |
2102300030 has 32 divisors (see below), whose sum is σ = 4111810560. Its totient is φ = 770960160.
The previous prime is 2102300029. The next prime is 2102300089. The reversal of 2102300030 is 300032012.
It is a super-2 number, since 2×21023000302 = 8839330832276001800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2102299984 and 2102300020.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 172574 + ... + 184353.
It is an arithmetic number, because the mean of its divisors is an integer number (128494080).
Almost surely, 22102300030 is an apocalyptic number.
2102300030 is a deficient number, since it is larger than the sum of its proper divisors (2009510530).
2102300030 is a wasteful number, since it uses less digits than its factorization.
2102300030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 356984.
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 2102300030 is about 45850.8454665778. The cubic root of 2102300030 is about 1281.0465135339.
Adding to 2102300030 its reverse (300032012), we get a palindrome (2402332042).
The spelling of 2102300030 in words is "two billion, one hundred two million, three hundred thousand, thirty".
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