Base | Representation |
---|---|
bin | 10100101011010010… |
… | …111001100010010111 |
3 | 2010022020111101010020 |
4 | 110223102321202113 |
5 | 330432002223111 |
6 | 14111001000223 |
7 | 1414111115526 |
oct | 245322714227 |
9 | 63266441106 |
10 | 22201211031 |
11 | 946300649a |
12 | 4377183073 |
13 | 212a74157c |
14 | 110879a4bd |
15 | 89e126906 |
hex | 52b4b9897 |
22201211031 has 8 divisors (see below), whose sum is σ = 29602359024. Its totient is φ = 14800435200.
The previous prime is 22201210987. The next prime is 22201211041. The reversal of 22201211031 is 13011210222.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22201211031 - 27 = 22201210903 is a prime.
It is a super-2 number, since 2×222012110312 (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 22201211031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22201211041) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108565 + ... + 237041.
It is an arithmetic number, because the mean of its divisors is an integer number (3700294878).
Almost surely, 222201211031 is an apocalyptic number.
22201211031 is a deficient number, since it is larger than the sum of its proper divisors (7401147993).
22201211031 is a wasteful number, since it uses less digits than its factorization.
22201211031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186081.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 22201211031 its reverse (13011210222), we get a palindrome (35212421253).
The spelling of 22201211031 in words is "twenty-two billion, two hundred one million, two hundred eleven thousand, thirty-one".
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