Base | Representation |
---|---|
bin | 1000010010100100010… |
… | …1111011101110110000 |
3 | 111121121201122102000121 |
4 | 2010221011323232300 |
5 | 4313140333421000 |
6 | 145232310300024 |
7 | 13201245301222 |
oct | 2045105735660 |
9 | 447551572017 |
10 | 142423342000 |
11 | 55446299925 |
12 | 23729357614 |
13 | 10579961284 |
14 | 6c71406412 |
15 | 3a88858b1a |
hex | 212917bbb0 |
142423342000 has 80 divisors (see below), whose sum is σ = 345421668384. Its totient is φ = 56796960000.
The previous prime is 142423341989. The next prime is 142423342001. The reversal of 142423342000 is 243324241.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (80).
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (142423342001) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554430 + ... + 769570.
Almost surely, 2142423342000 is an apocalyptic number.
142423342000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142423342000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172710834192).
142423342000 is an abundant number, since it is smaller than the sum of its proper divisors (202998326384).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142423342000 is a wasteful number, since it uses less digits than its factorization.
142423342000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215495 (or 215479 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 25.
Adding to 142423342000 its reverse (243324241), we get a palindrome (142666666241).
The spelling of 142423342000 in words is "one hundred forty-two billion, four hundred twenty-three million, three hundred forty-two thousand".
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