Base | Representation |
---|---|
bin | 1110101010001… |
… | …01110011111100 |
3 | 22120101111020000 |
4 | 13111011303330 |
5 | 222440004330 |
6 | 20111354300 |
7 | 3022136124 |
oct | 725056374 |
9 | 276344200 |
10 | 122969340 |
11 | 6345a75a |
12 | 35222990 |
13 | 1c626630 |
14 | 1248dc84 |
15 | abe0560 |
hex | 7545cfc |
122969340 has 120 divisors (see below), whose sum is σ = 415504320. Its totient is φ = 30264192.
The previous prime is 122969317. The next prime is 122969383. The reversal of 122969340 is 43969221.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 122969295 and 122969304.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 18141 + ... + 23979.
It is an arithmetic number, because the mean of its divisors is an integer number (3462536).
Almost surely, 2122969340 is an apocalyptic number.
122969340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 122969340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (207752160).
122969340 is an abundant number, since it is smaller than the sum of its proper divisors (292534980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122969340 is a wasteful number, since it uses less digits than its factorization.
122969340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5873 (or 5862 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 36.
The square root of 122969340 is about 11089.1541607104. The cubic root of 122969340 is about 497.2776579417.
The spelling of 122969340 in words is "one hundred twenty-two million, nine hundred sixty-nine thousand, three hundred forty".
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