Base | Representation |
---|---|
bin | 10000111111001… |
… | …01110000000000 |
3 | 100221010200121221 |
4 | 20133211300000 |
5 | 242434430231 |
6 | 22050124424 |
7 | 3350135305 |
oct | 1037456000 |
9 | 327120557 |
10 | 142498816 |
11 | 73489519 |
12 | 3b880714 |
13 | 236a3835 |
14 | 14cd50ac |
15 | c79bd11 |
hex | 87e5c00 |
142498816 has 66 divisors (see below), whose sum is σ = 298501728. Its totient is φ = 67921920.
The previous prime is 142498813. The next prime is 142498819. The reversal of 142498816 is 618894241.
142498816 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (142498813) and next prime (142498819).
It is a super-2 number, since 2×1424988162 = 40611825122803712, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142498813) by changing a digit.
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 5 ways as a sum of consecutive naturals, for example, 2126815 + ... + 2126881.
Almost surely, 2142498816 is an apocalyptic number.
142498816 is a gapful number since it is divisible by the number (16) 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 142498816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149250864).
142498816 is an abundant number, since it is smaller than the sum of its proper divisors (156002912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142498816 is an frugal number, since it uses more digits than its factorization.
142498816 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 185 (or 100 counting only the distinct ones).
The product of its digits is 110592, while the sum is 43.
The square root of 142498816 is about 11937.2867939076. The cubic root of 142498816 is about 522.3205167891.
The spelling of 142498816 in words is "one hundred forty-two million, four hundred ninety-eight thousand, eight hundred sixteen".
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