Base | Representation |
---|---|
bin | 10010101001010010… |
… | …01010011001010100 |
3 | 221211121121020221022 |
4 | 21110221022121110 |
5 | 131000030324340 |
6 | 4333141140312 |
7 | 503025456116 |
oct | 112451123124 |
9 | 27747536838 |
10 | 10010011220 |
11 | 4277432650 |
12 | 1b343ba698 |
13 | c36ab4181 |
14 | 6ad60b3b6 |
15 | 3d8bd93b5 |
hex | 254a4a654 |
10010011220 has 48 divisors (see below), whose sum is σ = 23021385408. Its totient is φ = 3625820160.
The previous prime is 10010011211. The next prime is 10010011279. The reversal of 10010011220 is 2211001001.
It is a junction number, because it is equal to n+sod(n) for n = 10010011198 and 10010011207.
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, 31982 + ... + 145061.
It is an arithmetic number, because the mean of its divisors is an integer number (479612196).
Almost surely, 210010011220 is an apocalyptic number.
10010011220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10010011220 is an abundant number, since it is smaller than the sum of its proper divisors (13011374188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10010011220 is a wasteful number, since it uses less digits than its factorization.
10010011220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 177320 (or 177318 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 8.
Adding to 10010011220 its reverse (2211001001), we get a palindrome (12221012221).
The spelling of 10010011220 in words is "ten billion, ten million, eleven thousand, two hundred twenty".
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