Base | Representation |
---|---|
bin | 101011011101… |
… | …1101111111100 |
3 | 1120212210210100 |
4 | 1112323233330 |
5 | 21313222431 |
6 | 2132241100 |
7 | 364463400 |
oct | 126735774 |
9 | 46783710 |
10 | 22789116 |
11 | 11955889 |
12 | 7770190 |
13 | 494baac |
14 | 3053100 |
15 | 20024e6 |
hex | 15bbbfc |
22789116 has 54 divisors (see below), whose sum is σ = 67016040. Its totient is φ = 6510672.
The previous prime is 22789111. The next prime is 22789121. The reversal of 22789116 is 61198722.
It is an interprime number because it is at equal distance from previous prime (22789111) and next prime (22789121).
It is a super-2 number, since 2×227891162 = 1038687616122912, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22789111) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4696 + ... + 8223.
Almost surely, 222789116 is an apocalyptic number.
It is an amenable number.
22789116 is an abundant number, since it is smaller than the sum of its proper divisors (44226924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22789116 is a wasteful number, since it uses less digits than its factorization.
22789116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12943 (or 12931 counting only the distinct ones).
The product of its digits is 12096, while the sum is 36.
The square root of 22789116 is about 4773.7947169940. The cubic root of 22789116 is about 283.5148597607.
The spelling of 22789116 in words is "twenty-two million, seven hundred eighty-nine thousand, one hundred sixteen".
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