Base | Representation |
---|---|
bin | 1000010010011111000… |
… | …0101101100010000001 |
3 | 111121120011121101202102 |
4 | 2010213300231202001 |
5 | 4313114124022401 |
6 | 145230151400145 |
7 | 13200554353655 |
oct | 2044760554201 |
9 | 447504541672 |
10 | 142401001601 |
11 | 55434720191 |
12 | 23721983055 |
13 | 1057513b7c1 |
14 | 6c6c46ca65 |
15 | 3a868e456b |
hex | 2127c2d881 |
142401001601 has 8 divisors (see below), whose sum is σ = 146500276104. Its totient is φ = 138331540480.
The previous prime is 142401001571. The next prime is 142401001609. The reversal of 142401001601 is 106100104241.
It can be written as a sum of positive squares in 4 ways, for example, as 41938576 + 142359063025 = 6476^2 + 377305^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 142401001601 - 26 = 142401001537 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142401001609) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7443656 + ... + 7462761.
It is an arithmetic number, because the mean of its divisors is an integer number (18312534513).
Almost surely, 2142401001601 is an apocalyptic number.
It is an amenable number.
142401001601 is a deficient number, since it is larger than the sum of its proper divisors (4099274503).
142401001601 is a wasteful number, since it uses less digits than its factorization.
142401001601 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14906691.
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 142401001601 its reverse (106100104241), we get a palindrome (248501105842).
The spelling of 142401001601 in words is "one hundred forty-two billion, four hundred one million, one thousand, six hundred one".
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