Base | Representation |
---|---|
bin | 1000001100101100010… |
… | …0010010100010011111 |
3 | 111110112210022122200211 |
4 | 2003023010102202133 |
5 | 4301423014242311 |
6 | 144411555233251 |
7 | 13114201665355 |
oct | 2031304224237 |
9 | 443483278624 |
10 | 140845852831 |
11 | 548068a2972 |
12 | 23368ba8827 |
13 | 10387baa728 |
14 | 6b61ad17d5 |
15 | 39e5104821 |
hex | 20cb11289f |
140845852831 has 8 divisors (see below), whose sum is σ = 143856423360. Its totient is φ = 137835859488.
The previous prime is 140845852811. The next prime is 140845852843. The reversal of 140845852831 is 138258548041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 140845852831 - 29 = 140845852319 is a prime.
It is a super-2 number, since 2×1408458528312 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140845852811) 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, 368205 + ... + 645961.
It is an arithmetic number, because the mean of its divisors is an integer number (17982052920).
Almost surely, 2140845852831 is an apocalyptic number.
140845852831 is a deficient number, since it is larger than the sum of its proper divisors (3010570529).
140845852831 is a wasteful number, since it uses less digits than its factorization.
140845852831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 288593.
The product of its (nonzero) digits is 1228800, while the sum is 49.
The spelling of 140845852831 in words is "one hundred forty billion, eight hundred forty-five million, eight hundred fifty-two thousand, eight hundred thirty-one".
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