Base | Representation |
---|---|
bin | 1000010010001000110… |
… | …0110100000100101001 |
3 | 111121022200001110001112 |
4 | 2010202030310010221 |
5 | 4312421233031004 |
6 | 145213020000105 |
7 | 13165342351412 |
oct | 2044214640451 |
9 | 447280043045 |
10 | 142307705129 |
11 | 55396a98167 |
12 | 236b6690035 |
13 | 1055ba042a5 |
14 | 6c5dd04809 |
15 | 3a7d615e6e |
hex | 2122334129 |
142307705129 has 8 divisors (see below), whose sum is σ = 143154570240. Its totient is φ = 141461900800.
The previous prime is 142307705077. The next prime is 142307705153. The reversal of 142307705129 is 921507703241.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142307705129 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142307705429) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4724 + ... + 533514.
It is an arithmetic number, because the mean of its divisors is an integer number (17894321280).
Almost surely, 2142307705129 is an apocalyptic number.
It is an amenable number.
142307705129 is a deficient number, since it is larger than the sum of its proper divisors (846865111).
142307705129 is a wasteful number, since it uses less digits than its factorization.
142307705129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 530391.
The product of its (nonzero) digits is 105840, while the sum is 41.
The spelling of 142307705129 in words is "one hundred forty-two billion, three hundred seven million, seven hundred five thousand, one hundred twenty-nine".
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