Base | Representation |
---|---|
bin | 10010101000101100… |
… | …111001101100001110 |
3 | 1220122112202002122001 |
4 | 102220230321230032 |
5 | 311440103241420 |
6 | 13105332142514 |
7 | 1305604665550 |
oct | 225054715416 |
9 | 56575662561 |
10 | 20010212110 |
11 | 8539274589 |
12 | 3a65467a3a |
13 | 1b6b841bc5 |
14 | d7b7c34d0 |
15 | 7c1ad6b0a |
hex | 4a8b39b0e |
20010212110 has 32 divisors (see below), whose sum is σ = 42121170432. Its totient is φ = 6701093280.
The previous prime is 20010212093. The next prime is 20010212147. The reversal of 20010212110 is 1121201002.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 3320946 + ... + 3326965.
It is an arithmetic number, because the mean of its divisors is an integer number (1316286576).
Almost surely, 220010212110 is an apocalyptic number.
20010212110 is an abundant number, since it is smaller than the sum of its proper divisors (22110958322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20010212110 is a wasteful number, since it uses less digits than its factorization.
20010212110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6647968.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 20010212110 its reverse (1121201002), we get a palindrome (21131413112).
It can be divided in two parts, 200102 and 12110, that added together give a palindrome (212212).
The spelling of 20010212110 in words is "twenty billion, ten million, two hundred twelve thousand, one hundred ten".
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