Base | Representation |
---|---|
bin | 10011000001010010… |
… | …00001001101011110 |
3 | 222100122100210111100 |
4 | 21200221001031132 |
5 | 131403043101230 |
6 | 4405131333530 |
7 | 511021422330 |
oct | 114051011536 |
9 | 28318323440 |
10 | 10211300190 |
11 | 4370015a73 |
12 | 1b8b8b12a6 |
13 | c69700080 |
14 | 6cc247450 |
15 | 3eb6ea660 |
hex | 260a4135e |
10211300190 has 192 divisors, whose sum is σ = 33045667200. Its totient is φ = 2130112512.
The previous prime is 10211300129. The next prime is 10211300191. The reversal of 10211300190 is 9100311201.
It is a super-2 number, since 2×102113001902 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10211300191) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 721906 + ... + 735914.
It is an arithmetic number, because the mean of its divisors is an integer number (172112850).
Almost surely, 210211300190 is an apocalyptic number.
10211300190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 10211300190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16522833600).
10211300190 is an abundant number, since it is smaller than the sum of its proper divisors (22834367010).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10211300190 is a wasteful number, since it uses less digits than its factorization.
10211300190 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14131 (or 14128 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 18.
Adding to 10211300190 its reverse (9100311201), we get a palindrome (19311611391).
The spelling of 10211300190 in words is "ten billion, two hundred eleven million, three hundred thousand, one hundred ninety".
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