Base | Representation |
---|---|
bin | 111100000101001110… |
… | …0111010011011000000 |
3 | 110100000221010010101000 |
4 | 1320022130322123000 |
5 | 4103220214322433 |
6 | 135134544012000 |
7 | 12215226024045 |
oct | 1701234723300 |
9 | 410027103330 |
10 | 129024370368 |
11 | 4a79a991153 |
12 | 2100a001000 |
13 | c222a1b0aa |
14 | 635daa31cc |
15 | 3552398113 |
hex | 1e0a73a6c0 |
129024370368 has 84 divisors (see below), whose sum is σ = 379351656840. Its totient is φ = 43003146240.
The previous prime is 129024370361. The next prime is 129024370429. The reversal of 129024370368 is 863073420921.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It is not an unprimeable number, because it can be changed into a prime (129024370361) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14927328 + ... + 14935968.
Almost surely, 2129024370368 is an apocalyptic number.
129024370368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
129024370368 is an abundant number, since it is smaller than the sum of its proper divisors (250327286472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
129024370368 is an frugal number, since it uses more digits than its factorization.
129024370368 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17303 (or 8646 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 45.
The spelling of 129024370368 in words is "one hundred twenty-nine billion, twenty-four million, three hundred seventy thousand, three hundred sixty-eight".
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