Base | Representation |
---|---|
bin | 111100011111010100… |
… | …1101101111111000101 |
3 | 110102021222000221221010 |
4 | 1320332221231333011 |
5 | 4112013414030113 |
6 | 135401510512433 |
7 | 12246021664500 |
oct | 1707651557705 |
9 | 412258027833 |
10 | 129900142533 |
11 | 500aa2757a7 |
12 | 21213365719 |
13 | c3322b0b85 |
14 | 6404114137 |
15 | 35a41db1c3 |
hex | 1e3ea6dfc5 |
129900142533 has 24 divisors (see below), whose sum is σ = 212081869920. Its totient is φ = 70321880160.
The previous prime is 129900142517. The next prime is 129900142577. The reversal of 129900142533 is 335241009921.
It is not a de Polignac number, because 129900142533 - 24 = 129900142517 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 129900142491 and 129900142500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (129900132533) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23251798 + ... + 23257383.
It is an arithmetic number, because the mean of its divisors is an integer number (8836744580).
Almost surely, 2129900142533 is an apocalyptic number.
It is an amenable number.
129900142533 is a deficient number, since it is larger than the sum of its proper divisors (82181727387).
129900142533 is a wasteful number, since it uses less digits than its factorization.
129900142533 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46509217 (or 46509210 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 39.
The spelling of 129900142533 in words is "one hundred twenty-nine billion, nine hundred million, one hundred forty-two thousand, five hundred thirty-three".
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