Base | Representation |
---|---|
bin | 10010101001010011… |
… | …11011001110001010 |
3 | 221211121222102021100 |
4 | 21110221323032022 |
5 | 131000103224320 |
6 | 4333145322230 |
7 | 503030251146 |
oct | 112451731612 |
9 | 27747872240 |
10 | 10010211210 |
11 | 427755992a |
12 | 1b34496376 |
13 | c36b541cc |
14 | 6ad660226 |
15 | 3d8c28790 |
hex | 254a7b38a |
10010211210 has 48 divisors (see below), whose sum is σ = 26031549960. Its totient is φ = 2668876800.
The previous prime is 10010211191. The next prime is 10010211217. The reversal of 10010211210 is 1211201001.
It is a happy number.
10010211210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 7604014401 + 2406196809 = 87201^2 + 49053^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 10010211192 and 10010211201.
It is not an unprimeable number, because it can be changed into a prime (10010211217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 801010 + ... + 813410.
Almost surely, 210010211210 is an apocalyptic number.
10010211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10010211210 is an abundant number, since it is smaller than the sum of its proper divisors (16021338750).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10010211210 is a wasteful number, since it uses less digits than its factorization.
10010211210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21383 (or 21380 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 10010211210 its reverse (1211201001), we get a palindrome (11221412211).
The spelling of 10010211210 in words is "ten billion, ten million, two hundred eleven thousand, two hundred ten".
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