Base | Representation |
---|---|
bin | 10000111110000… |
… | …11111101100101 |
3 | 100220212122210012 |
4 | 20133003331211 |
5 | 242421013141 |
6 | 22043140005 |
7 | 3346020650 |
oct | 1037037545 |
9 | 326778705 |
10 | 142360421 |
11 | 733a4545 |
12 | 3b814605 |
13 | 23655848 |
14 | 14c9a897 |
15 | c770ceb |
hex | 87c3f65 |
142360421 has 8 divisors (see below), whose sum is σ = 163516800. Its totient is φ = 121408848.
The previous prime is 142360417. The next prime is 142360429. The reversal of 142360421 is 124063241.
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 142360421 - 22 = 142360417 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142360429) 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, 49706 + ... + 52491.
It is an arithmetic number, because the mean of its divisors is an integer number (20439600).
Almost surely, 2142360421 is an apocalyptic number.
It is an amenable number.
142360421 is a deficient number, since it is larger than the sum of its proper divisors (21156379).
142360421 is a wasteful number, since it uses less digits than its factorization.
142360421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 102403.
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 142360421 is about 11931.4886330248. The cubic root of 142360421 is about 522.1513692734.
The spelling of 142360421 in words is "one hundred forty-two million, three hundred sixty thousand, four hundred twenty-one".
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