Base | Representation |
---|---|
bin | 1110101001110… |
… | …11110010111110 |
3 | 22120022101221200 |
4 | 13110323302332 |
5 | 222432201233 |
6 | 20110440330 |
7 | 3021605412 |
oct | 724736276 |
9 | 276271850 |
10 | 122928318 |
11 | 63431957 |
12 | 352030a6 |
13 | 1c610a66 |
14 | 1247cd42 |
15 | abd3313 |
hex | 753bcbe |
122928318 has 12 divisors (see below), whose sum is σ = 266344728. Its totient is φ = 40976100.
The previous prime is 122928301. The next prime is 122928349. The reversal of 122928318 is 813829221.
It is a super-2 number, since 2×1229283182 = 30222742732618248, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3414658 + ... + 3414693.
It is an arithmetic number, because the mean of its divisors is an integer number (22195394).
Almost surely, 2122928318 is an apocalyptic number.
122928318 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
122928318 is an abundant number, since it is smaller than the sum of its proper divisors (143416410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122928318 is a wasteful number, since it uses less digits than its factorization.
122928318 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6829359 (or 6829356 counting only the distinct ones).
The product of its digits is 13824, while the sum is 36.
The square root of 122928318 is about 11087.3043612954. The cubic root of 122928318 is about 497.2223552869. Note that the first 3 decimals are identical.
The spelling of 122928318 in words is "one hundred twenty-two million, nine hundred twenty-eight thousand, three hundred eighteen".
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