Base | Representation |
---|---|
bin | 111100000101010000… |
… | …0101010000100101111 |
3 | 110100000222221222220010 |
4 | 1320022200222010233 |
5 | 4103220442230413 |
6 | 135135021024303 |
7 | 12215240252643 |
oct | 1701240520457 |
9 | 410028858803 |
10 | 129025351983 |
11 | 4a7a04a1700 |
12 | 2100a3b5093 |
13 | c222ca2b28 |
14 | 635dc7ac23 |
15 | 35524dddc3 |
hex | 1e0a82a12f |
129025351983 has 48 divisors (see below), whose sum is σ = 193646331648. Its totient is φ = 76317964800.
The previous prime is 129025351963. The next prime is 129025352003. The reversal of 129025351983 is 389153520921.
It is an interprime number because it is at equal distance from previous prime (129025351963) and next prime (129025352003).
It is not a de Polignac number, because 129025351983 - 25 = 129025351951 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129025351933) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26486038 + ... + 26490908.
It is an arithmetic number, because the mean of its divisors is an integer number (4034298576).
Almost surely, 2129025351983 is an apocalyptic number.
129025351983 is a deficient number, since it is larger than the sum of its proper divisors (64620979665).
129025351983 is a wasteful number, since it uses less digits than its factorization.
129025351983 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6636 (or 6625 counting only the distinct ones).
The product of its (nonzero) digits is 583200, while the sum is 48.
The spelling of 129025351983 in words is "one hundred twenty-nine billion, twenty-five million, three hundred fifty-one thousand, nine hundred eighty-three".
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