Base | Representation |
---|---|
bin | 111100100001000101… |
… | …0000100011111111001 |
3 | 110102110001200221110200 |
4 | 1321002022010133321 |
5 | 4112123443030001 |
6 | 135411411232413 |
7 | 12250334614431 |
oct | 1710212043771 |
9 | 412401627420 |
10 | 129958955001 |
11 | 5012a495447 |
12 | 2122aba8709 |
13 | c341533455 |
14 | 640bc632c1 |
15 | 35a9457086 |
hex | 1e422847f9 |
129958955001 has 12 divisors (see below), whose sum is σ = 187722500160. Its totient is φ = 86637452760.
The previous prime is 129958954967. The next prime is 129958955023. The reversal of 129958955001 is 100559859921.
129958955001 is a `hidden beast` number, since 1 + 2 + 9 + 9 + 5 + 89 + 550 + 0 + 1 = 666.
It is not a de Polignac number, because 129958955001 - 210 = 129958953977 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (129958955041) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 392596 + ... + 643466.
It is an arithmetic number, because the mean of its divisors is an integer number (15643541680).
Almost surely, 2129958955001 is an apocalyptic number.
It is an amenable number.
129958955001 is a deficient number, since it is larger than the sum of its proper divisors (57763545159).
129958955001 is a wasteful number, since it uses less digits than its factorization.
129958955001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 308436 (or 308433 counting only the distinct ones).
The product of its (nonzero) digits is 1458000, while the sum is 54.
The spelling of 129958955001 in words is "one hundred twenty-nine billion, nine hundred fifty-eight million, nine hundred fifty-five thousand, one".
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