Base | Representation |
---|---|
bin | 10010101010100111… |
… | …00000000101110010 |
3 | 221212101111010210001 |
4 | 21111103200011302 |
5 | 131010401011010 |
6 | 4334215100214 |
7 | 503222013343 |
oct | 112523400562 |
9 | 27771433701 |
10 | 10021110130 |
11 | 42827233a9 |
12 | 1b3807166a |
13 | c3919bc85 |
14 | 6b0c9a0ca |
15 | 3d9b7cc3a |
hex | 2554e0172 |
10021110130 has 8 divisors (see below), whose sum is σ = 18037998252. Its totient is φ = 4008444048.
The previous prime is 10021110119. The next prime is 10021110137. The reversal of 10021110130 is 3101112001.
It can be written as a sum of positive squares in 2 ways, for example, as 9890899209 + 130210921 = 99453^2 + 11411^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 1002111013 = 10021110130 / (1 + 0 + 0 + 2 + 1 + 1 + 1 + 0 + 1 + 3 + 0).
It is not an unprimeable number, because it can be changed into a prime (10021110137) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 501055497 + ... + 501055516.
Almost surely, 210021110130 is an apocalyptic number.
10021110130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10021110130 is a deficient number, since it is larger than the sum of its proper divisors (8016888122).
10021110130 is a wasteful number, since it uses less digits than its factorization.
10021110130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1002111020.
The product of its (nonzero) digits is 6, while the sum is 10.
Adding to 10021110130 its reverse (3101112001), we get a palindrome (13122222131).
The spelling of 10021110130 in words is "ten billion, twenty-one million, one hundred ten thousand, one hundred thirty".
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