Base | Representation |
---|---|
bin | 10000111110100… |
… | …01110100011001 |
3 | 100220222112122021 |
4 | 20133101310121 |
5 | 242424322202 |
6 | 22044254441 |
7 | 3346345300 |
oct | 1037216431 |
9 | 326875567 |
10 | 142417177 |
11 | 73433151 |
12 | 3b841421 |
13 | 23675626 |
14 | 14cb3437 |
15 | c782a37 |
hex | 87d1d19 |
142417177 has 36 divisors (see below), whose sum is σ = 179539740. Its totient is φ = 112594944.
The previous prime is 142417159. The next prime is 142417189. The reversal of 142417177 is 771714241.
142417177 = 1792 + 1802 + ... + 7562.
142417177 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 6 ways, for example, as 5433561 + 136983616 = 2331^2 + 11704^2 .
It is not a de Polignac number, because 142417177 - 211 = 142415129 is a prime.
It is a super-3 number, since 3×1424171773 (a number of 25 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (142417157) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1260273 + ... + 1260385.
It is an arithmetic number, because the mean of its divisors is an integer number (4987215).
Almost surely, 2142417177 is an apocalyptic number.
142417177 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
142417177 is a deficient number, since it is larger than the sum of its proper divisors (37122563).
142417177 is a wasteful number, since it uses less digits than its factorization.
142417177 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 250 (or 226 counting only the distinct ones).
The product of its digits is 10976, while the sum is 34.
The square root of 142417177 is about 11933.8668083736. The cubic root of 142417177 is about 522.2207501811.
The spelling of 142417177 in words is "one hundred forty-two million, four hundred seventeen thousand, one hundred seventy-seven".
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