Base | Representation |
---|---|
bin | 10001000001001… |
… | …10100000101110 |
3 | 100221122011111110 |
4 | 20200212200232 |
5 | 243021422303 |
6 | 22055532450 |
7 | 3352321542 |
oct | 1040464056 |
9 | 327564443 |
10 | 142764078 |
11 | 7364a846 |
12 | 3b98a126 |
13 | 237674b2 |
14 | 14d63a22 |
15 | c800703 |
hex | 882682e |
142764078 has 8 divisors (see below), whose sum is σ = 285528168. Its totient is φ = 47588024.
The previous prime is 142764073. The next prime is 142764103. The reversal of 142764078 is 870467241.
It is a sphenic number, since it is the product of 3 distinct primes.
142764078 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142764073) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11897001 + ... + 11897012.
It is an arithmetic number, because the mean of its divisors is an integer number (35691021).
Almost surely, 2142764078 is an apocalyptic number.
142764078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142764078 is a wasteful number, since it uses less digits than its factorization.
142764078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23794018.
The product of its (nonzero) digits is 75264, while the sum is 39.
The square root of 142764078 is about 11948.3922767877. The cubic root of 142764078 is about 522.6444163276.
The spelling of 142764078 in words is "one hundred forty-two million, seven hundred sixty-four thousand, seventy-eight".
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