Base | Representation |
---|---|
bin | 10001000001101… |
… | …11010011000110 |
3 | 100221202122211010 |
4 | 20200313103012 |
5 | 243031122323 |
6 | 22101223050 |
7 | 3353026161 |
oct | 1040672306 |
9 | 327678733 |
10 | 142832838 |
11 | 73697475 |
12 | 3ba01a86 |
13 | 2378c895 |
14 | 14d80ad8 |
15 | c815c93 |
hex | 88374c6 |
142832838 has 16 divisors (see below), whose sum is σ = 286949376. Its totient is φ = 47397000.
The previous prime is 142832819. The next prime is 142832843. The reversal of 142832838 is 838238241.
It is a super-2 number, since 2×1428328382 = 40802439222268488, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 142832796 and 142832805.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52038 + ... + 54713.
It is an arithmetic number, because the mean of its divisors is an integer number (17934336).
Almost surely, 2142832838 is an apocalyptic number.
142832838 is an abundant number, since it is smaller than the sum of its proper divisors (144116538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142832838 is a wasteful number, since it uses less digits than its factorization.
142832838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 106979.
The product of its digits is 73728, while the sum is 39.
The square root of 142832838 is about 11951.2693049734. The cubic root of 142832838 is about 522.7283105924.
The spelling of 142832838 in words is "one hundred forty-two million, eight hundred thirty-two thousand, eight hundred thirty-eight".
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