Base | Representation |
---|---|
bin | 10000111100010… |
… | …01000100000110 |
3 | 100220102101212010 |
4 | 20132021010012 |
5 | 242340303144 |
6 | 22034035050 |
7 | 3343664421 |
oct | 1036110406 |
9 | 326371763 |
10 | 142119174 |
11 | 7324a26a |
12 | 3b718a86 |
13 | 2359cab2 |
14 | 14c369b8 |
15 | c7245b9 |
hex | 8789106 |
142119174 has 16 divisors (see below), whose sum is σ = 288132912. Its totient is φ = 46723968.
The previous prime is 142119143. The next prime is 142119179. The reversal of 142119174 is 471911241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142119179) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161799 + ... + 162674.
It is an arithmetic number, because the mean of its divisors is an integer number (18008307).
Almost surely, 2142119174 is an apocalyptic number.
142119174 is an abundant number, since it is smaller than the sum of its proper divisors (146013738).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142119174 is a wasteful number, since it uses less digits than its factorization.
142119174 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 324551.
The product of its digits is 2016, while the sum is 30.
The square root of 142119174 is about 11921.3746690556. The cubic root of 142119174 is about 521.8562528985.
It can be divided in two parts, 142 and 119174, that added together give a triangular number (119316 = T488).
The spelling of 142119174 in words is "one hundred forty-two million, one hundred nineteen thousand, one hundred seventy-four".
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