Base | Representation |
---|---|
bin | 10100011111011011… |
… | …010110110001010011 |
3 | 2002210100211112221220 |
4 | 110133123112301103 |
5 | 330030014220311 |
6 | 14035125220123 |
7 | 1406142530010 |
oct | 243733266123 |
9 | 62710745856 |
10 | 22002101331 |
11 | 9370681421 |
12 | 4320561643 |
13 | 20c8409592 |
14 | 10ca16a707 |
15 | 88b8e6206 |
hex | 51f6d6c53 |
22002101331 has 16 divisors (see below), whose sum is σ = 33532012800. Its totient is φ = 12570753888.
The previous prime is 22002101249. The next prime is 22002101353. The reversal of 22002101331 is 13310120022.
It is not a de Polignac number, because 22002101331 - 29 = 22002100819 is a prime.
It is a super-2 number, since 2×220021013312 (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 22002101331.
It is not an unprimeable number, because it can be changed into a prime (22002101831) 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, 72765 + ... + 222033.
It is an arithmetic number, because the mean of its divisors is an integer number (2095750800).
Almost surely, 222002101331 is an apocalyptic number.
22002101331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
22002101331 is a deficient number, since it is larger than the sum of its proper divisors (11529911469).
22002101331 is a wasteful number, since it uses less digits than its factorization.
22002101331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156298.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 22002101331 its reverse (13310120022), we get a palindrome (35312221353).
The spelling of 22002101331 in words is "twenty-two billion, two million, one hundred one thousand, three hundred thirty-one".
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