Base | Representation |
---|---|
bin | 10000111001110… |
… | …00101010010000 |
3 | 100212210200002120 |
4 | 20130320222100 |
5 | 242244233330 |
6 | 22023014240 |
7 | 3341123313 |
oct | 1034705220 |
9 | 325720076 |
10 | 141789840 |
11 | 73044895 |
12 | 3b59a380 |
13 | 234b5c1a |
14 | 14b8c97a |
15 | c6abc10 |
hex | 8738a90 |
141789840 has 160 divisors (see below), whose sum is σ = 457042176. Its totient is φ = 36341760.
The previous prime is 141789833. The next prime is 141789881. The reversal of 141789840 is 48987141.
It is a junction number, because it is equal to n+sod(n) for n = 141789792 and 141789801.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 903042 + ... + 903198.
Almost surely, 2141789840 is an apocalyptic number.
141789840 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 141789840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228521088).
141789840 is an abundant number, since it is smaller than the sum of its proper divisors (315252336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141789840 is a wasteful number, since it uses less digits than its factorization.
141789840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 297 (or 291 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 42.
The square root of 141789840 is about 11907.5539049798. The cubic root of 141789840 is about 521.4528404471.
The spelling of 141789840 in words is "one hundred forty-one million, seven hundred eighty-nine thousand, eight hundred forty".
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