Base | Representation |
---|---|
bin | 10000110111001… |
… | …01001001101110 |
3 | 100212011021220001 |
4 | 20123211021232 |
5 | 242202312130 |
6 | 22011414514 |
7 | 3335200141 |
oct | 1033451156 |
9 | 325137801 |
10 | 141447790 |
11 | 72930900 |
12 | 3b45443a |
13 | 233c6323 |
14 | 14b00058 |
15 | c6406ca |
hex | 86e526e |
141447790 has 72 divisors (see below), whose sum is σ = 291924360. Its totient is φ = 49304640.
The previous prime is 141447767. The next prime is 141447797. The reversal of 141447790 is 97744141.
141447790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
141447790 is a nontrivial binomial coefficient, being equal to C(16820, 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141447797) 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, 1017541 + ... + 1017679.
It is an arithmetic number, because the mean of its divisors is an integer number (4054505).
Almost surely, 2141447790 is an apocalyptic number.
141447790 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
141447790 is the 16819-th triangular number and also the 8410-th hexagonal number.
141447790 is the 5607-th centered nonagonal number.
141447790 is an abundant number, since it is smaller than the sum of its proper divisors (150476570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141447790 is a wasteful number, since it uses less digits than its factorization.
141447790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226 (or 186 counting only the distinct ones).
The product of its (nonzero) digits is 28224, while the sum is 37.
The square root of 141447790 is about 11893.1825009120. The cubic root of 141447790 is about 521.0331898745.
It can be divided in two parts, 141 and 447790, that added together give a triangular number (447931 = T946).
The spelling of 141447790 in words is "one hundred forty-one million, four hundred forty-seven thousand, seven hundred ninety".
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