Base | Representation |
---|---|
bin | 10010101110000100… |
… | …101101100110100010 |
3 | 1220212211100002000212 |
4 | 102232010231212202 |
5 | 312131141341010 |
6 | 13122312014122 |
7 | 1311051033503 |
oct | 225604554642 |
9 | 56784302025 |
10 | 20100340130 |
11 | 8585133052 |
12 | 3a8b691342 |
13 | 1b8440a1b0 |
14 | d89764baa |
15 | 7c998b505 |
hex | 4ae12d9a2 |
20100340130 has 32 divisors (see below), whose sum is σ = 38978353008. Its totient is φ = 7418880000.
The previous prime is 20100340111. The next prime is 20100340147. The reversal of 20100340130 is 3104300102.
It can be written as a sum of positive squares in 8 ways, for example, as 948824809 + 19151515321 = 30803^2 + 138389^2 .
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, 336530 + ... + 391730.
Almost surely, 220100340130 is an apocalyptic number.
20100340130 is a deficient number, since it is larger than the sum of its proper divisors (18878012878).
20100340130 is a wasteful number, since it uses less digits than its factorization.
20100340130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58022.
The product of its (nonzero) digits is 72, while the sum is 14.
Adding to 20100340130 its reverse (3104300102), we get a palindrome (23204640232).
The spelling of 20100340130 in words is "twenty billion, one hundred million, three hundred forty thousand, one hundred thirty".
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