Base | Representation |
---|---|
bin | 1010001001010110000100… |
… | …11110111101010111100101 |
3 | 2220222221102110111221211221 |
4 | 11010223002132331113211 |
5 | 10411022042143443023 |
6 | 115241402540100341 |
7 | 4461640245436462 |
oct | 504530236752745 |
9 | 86887373457757 |
10 | 22311323031013 |
11 | 71221a7217995 |
12 | 2604100b346b1 |
13 | c5ac444a4053 |
14 | 571c339aa669 |
15 | 28a57e61e85d |
hex | 144ac27bd5e5 |
22311323031013 has 8 divisors (see below), whose sum is σ = 23486240412000. Its totient is φ = 21136469372208.
The previous prime is 22311323030987. The next prime is 22311323031029. The reversal of 22311323031013 is 31013032311322.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 22311323031013 - 25 = 22311323030981 is a prime.
It is a super-3 number, since 3×223113230310133 (a number of 41 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22311323031043) 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, 15211006 + ... + 16613167.
It is an arithmetic number, because the mean of its divisors is an integer number (2935780051500).
Almost surely, 222311323031013 is an apocalyptic number.
It is an amenable number.
22311323031013 is a deficient number, since it is larger than the sum of its proper divisors (1174917380987).
22311323031013 is a wasteful number, since it uses less digits than its factorization.
22311323031013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31861091.
The product of its (nonzero) digits is 1944, while the sum is 25.
Adding to 22311323031013 its reverse (31013032311322), we get a palindrome (53324355342335).
The spelling of 22311323031013 in words is "twenty-two trillion, three hundred eleven billion, three hundred twenty-three million, thirty-one thousand, thirteen".
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