Base | Representation |
---|---|
bin | 10000111110001… |
… | …10110001011100 |
3 | 100220220020120112 |
4 | 20133012301130 |
5 | 242421400212 |
6 | 22043305152 |
7 | 3346066343 |
oct | 1037066134 |
9 | 326806515 |
10 | 142371932 |
11 | 7340215a |
12 | 3b81b1b8 |
13 | 2365ab61 |
14 | 14ca0b5a |
15 | c774422 |
hex | 87c6c5c |
142371932 has 12 divisors (see below), whose sum is σ = 259983696. Its totient is φ = 68090880.
The previous prime is 142371919. The next prime is 142371937. The reversal of 142371932 is 239173241.
142371932 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a nialpdrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142371937) 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, 773669 + ... + 773852.
It is an arithmetic number, because the mean of its divisors is an integer number (21665308).
Almost surely, 2142371932 is an apocalyptic number.
It is an amenable number.
142371932 is a deficient number, since it is larger than the sum of its proper divisors (117611764).
142371932 is a wasteful number, since it uses less digits than its factorization.
142371932 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1547548 (or 1547546 counting only the distinct ones).
The product of its digits is 9072, while the sum is 32.
The square root of 142371932 is about 11931.9710023114. The cubic root of 142371932 is about 522.1654422917.
The spelling of 142371932 in words is "one hundred forty-two million, three hundred seventy-one thousand, nine hundred thirty-two".
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