Base | Representation |
---|---|
bin | 1111011011000… |
… | …10001101000000 |
3 | 100000110001000000 |
4 | 13231202031000 |
5 | 231110031323 |
6 | 20501000000 |
7 | 3130454451 |
oct | 755421500 |
9 | 300401000 |
10 | 129377088 |
11 | 67036a15 |
12 | 373b3000 |
13 | 20a5b0b9 |
14 | 1327b128 |
15 | b558e43 |
hex | 7b62340 |
129377088 has 196 divisors, whose sum is σ = 399775680. Its totient is φ = 41492736.
The previous prime is 129377077. The next prime is 129377113. The reversal of 129377088 is 880773921.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2192803 + ... + 2192861.
Almost surely, 2129377088 is an apocalyptic number.
129377088 is a gapful number since it is divisible by the number (18) 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 129377088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199887840).
129377088 is an abundant number, since it is smaller than the sum of its proper divisors (270398592).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129377088 is an frugal number, since it uses more digits than its factorization.
129377088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136 (or 111 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 45.
The square root of 129377088 is about 11374.4049514689. The cubic root of 129377088 is about 505.7692918376.
The spelling of 129377088 in words is "one hundred twenty-nine million, three hundred seventy-seven thousand, eighty-eight".
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