Base | Representation |
---|---|
bin | 10001000001111… |
… | …10100010110000 |
3 | 100221211011112011 |
4 | 20200332202300 |
5 | 243033100022 |
6 | 22102012304 |
7 | 3353211532 |
oct | 1040764260 |
9 | 327734464 |
10 | 142862512 |
11 | 737077a1 |
12 | 3ba17094 |
13 | 237a0240 |
14 | 14d8b852 |
15 | c81e977 |
hex | 883e8b0 |
142862512 has 40 divisors (see below), whose sum is σ = 305039504. Its totient is φ = 64399104.
The previous prime is 142862483. The next prime is 142862527. The reversal of 142862512 is 215268241.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958 + ... + 16930.
Almost surely, 2142862512 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142862512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152519752).
142862512 is an abundant number, since it is smaller than the sum of its proper divisors (162176992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142862512 is a wasteful number, since it uses less digits than its factorization.
142862512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16037 (or 16031 counting only the distinct ones).
The product of its digits is 7680, while the sum is 31.
The square root of 142862512 is about 11952.5106985938. The cubic root of 142862512 is about 522.7645076044.
The spelling of 142862512 in words is "one hundred forty-two million, eight hundred sixty-two thousand, five hundred twelve".
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