Base | Representation |
---|---|
bin | 10011000001010111… |
… | …01100101000011011 |
3 | 222100200200110122120 |
4 | 21200223230220123 |
5 | 131403233033311 |
6 | 4405154352323 |
7 | 511030405356 |
oct | 114053545033 |
9 | 28320613576 |
10 | 10212002331 |
11 | 4370455553 |
12 | 1b8bb8b6a3 |
13 | c698b783b |
14 | 6cc38b29d |
15 | 3eb7d8706 |
hex | 260aeca1b |
10212002331 has 16 divisors (see below), whose sum is σ = 14086097184. Its totient is φ = 6575641344.
The previous prime is 10212002329. The next prime is 10212002347. The reversal of 10212002331 is 13320021201.
It is not a de Polignac number, because 10212002331 - 21 = 10212002329 is a prime.
It is a super-2 number, since 2×102120023312 (a number of 21 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 10212002331.
It is not an unprimeable number, because it can be changed into a prime (10212002431) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320560 + ... + 350973.
It is an arithmetic number, because the mean of its divisors is an integer number (880381074).
Almost surely, 210212002331 is an apocalyptic number.
10212002331 is a deficient number, since it is larger than the sum of its proper divisors (3874094853).
10212002331 is a wasteful number, since it uses less digits than its factorization.
10212002331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 671710.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 10212002331 its reverse (13320021201), we get a palindrome (23532023532).
The spelling of 10212002331 in words is "ten billion, two hundred twelve million, two thousand, three hundred thirty-one".
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