Base | Representation |
---|---|
bin | 10000110101100… |
… | …10111110000000 |
3 | 100211202211221002 |
4 | 20122302332000 |
5 | 242124222430 |
6 | 22003151132 |
7 | 3333352646 |
oct | 1032627600 |
9 | 324684832 |
10 | 141242240 |
11 | 72800427 |
12 | 3b3754a8 |
13 | 233538b9 |
14 | 14a89196 |
15 | c5ee845 |
hex | 86b2f80 |
141242240 has 64 divisors (see below), whose sum is σ = 339660000. Its totient is φ = 56162304.
The previous prime is 141242237. The next prime is 141242243. The reversal of 141242240 is 42242141.
It is an interprime number because it is at equal distance from previous prime (141242237) and next prime (141242243).
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141242243) 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, 126806 + ... + 127914.
Almost surely, 2141242240 is an apocalyptic number.
141242240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 141242240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169830000).
141242240 is an abundant number, since it is smaller than the sum of its proper divisors (198417760).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141242240 is a wasteful number, since it uses less digits than its factorization.
141242240 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1327 (or 1315 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 141242240 is about 11884.5378538671. The cubic root of 141242240 is about 520.7806814117.
Adding to 141242240 its reverse (42242141), we get a palindrome (183484381).
Subtracting from 141242240 its reverse (42242141), we obtain a palindrome (99000099).
The spelling of 141242240 in words is "one hundred forty-one million, two hundred forty-two thousand, two hundred forty".
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