Base | Representation |
---|---|
bin | 10000111101111… |
… | …00111001010100 |
3 | 100220211012002011 |
4 | 20132330321110 |
5 | 242414101401 |
6 | 22042354004 |
7 | 3345540400 |
oct | 1036747124 |
9 | 326735064 |
10 | 142331476 |
11 | 73384821 |
12 | 3b7bb904 |
13 | 23645611 |
14 | 14c90100 |
15 | c767451 |
hex | 87bce54 |
142331476 has 18 divisors (see below), whose sum is σ = 289746618. Its totient is φ = 60999120.
The previous prime is 142331473. The next prime is 142331513. The reversal of 142331476 is 674133241.
It can be written as a sum of positive squares in only one way, i.e., 136328976 + 6002500 = 11676^2 + 2450^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142331473) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 362895 + ... + 363286.
Almost surely, 2142331476 is an apocalyptic number.
It is an amenable number.
142331476 is an abundant number, since it is smaller than the sum of its proper divisors (147415142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142331476 is a wasteful number, since it uses less digits than its factorization.
142331476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 726199 (or 726190 counting only the distinct ones).
The product of its digits is 12096, while the sum is 31.
The square root of 142331476 is about 11930.2756045282. The cubic root of 142331476 is about 522.1159785946.
The spelling of 142331476 in words is "one hundred forty-two million, three hundred thirty-one thousand, four hundred seventy-six".
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