Base | Representation |
---|---|
bin | 10010110100001000… |
… | …10010111100100010 |
3 | 222001221211111002021 |
4 | 21122010102330202 |
5 | 131141324311320 |
6 | 4350151412054 |
7 | 505212112234 |
oct | 113204227442 |
9 | 28057744067 |
10 | 10101010210 |
11 | 4313836525 |
12 | 1b5a98402a |
13 | c4c8c5a25 |
14 | 6bb738254 |
15 | 3e1bb1daa |
hex | 25a112f22 |
10101010210 has 16 divisors (see below), whose sum is σ = 18183967992. Its totient is φ = 4039926400.
The previous prime is 10101010201. The next prime is 10101010243. The reversal of 10101010210 is 1201010101.
It can be written as a sum of positive squares in 4 ways, for example, as 7585887409 + 2515122801 = 87097^2 + 50151^2 .
It is a junction number, because it is equal to n+sod(n) for n = 10101010193 and 10101010202.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36480 + ... + 146740.
Almost surely, 210101010210 is an apocalyptic number.
10101010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10101010210 is a deficient number, since it is larger than the sum of its proper divisors (8082957782).
10101010210 is a wasteful number, since it uses less digits than its factorization.
10101010210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119429.
The product of its (nonzero) digits is 2, while the sum is 7.
Adding to 10101010210 its reverse (1201010101), we get a palindrome (11302020311).
The spelling of 10101010210 in words is "ten billion, one hundred one million, ten thousand, two hundred ten".
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