Base | Representation |
---|---|
bin | 10000111110110… |
… | …10101001010100 |
3 | 100221001101020100 |
4 | 20133122221110 |
5 | 242432001312 |
6 | 22045134100 |
7 | 3346555560 |
oct | 1037325124 |
9 | 327041210 |
10 | 142453332 |
11 | 7345832a |
12 | 3b85a330 |
13 | 23688c18 |
14 | 14cc26a0 |
15 | c78d5dc |
hex | 87daa54 |
142453332 has 72 divisors (see below), whose sum is σ = 412776000. Its totient is φ = 40578048.
The previous prime is 142453331. The next prime is 142453351. The reversal of 142453332 is 233354241.
142453332 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 142453296 and 142453305.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142453331) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112519 + ... + 113777.
It is an arithmetic number, because the mean of its divisors is an integer number (5733000).
Almost surely, 2142453332 is an apocalyptic number.
142453332 is a gapful number since it is divisible by the number (12) 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 142453332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (206388000).
142453332 is an abundant number, since it is smaller than the sum of its proper divisors (270322668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142453332 is a wasteful number, since it uses less digits than its factorization.
142453332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1725 (or 1720 counting only the distinct ones).
The product of its digits is 8640, while the sum is 27.
The square root of 142453332 is about 11935.3815188288. The cubic root of 142453332 is about 522.2649379542.
Subtracting 142453332 from its reverse (233354241), we obtain a palindrome (90900909).
It can be divided in two parts, 1424 and 53332, that added together give a square (54756 = 2342).
The spelling of 142453332 in words is "one hundred forty-two million, four hundred fifty-three thousand, three hundred thirty-two".
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