Base | Representation |
---|---|
bin | 111100011001010001111111… |
… | …1100111011110001101111011 |
3 | 2120122222001211011212010121211 |
4 | 1320302203333213132031323 |
5 | 1024112314414040220430 |
6 | 5121504214052543551 |
7 | 216616560322034323 |
oct | 17062437747361573 |
9 | 2518861734763554 |
10 | 531240203445115 |
11 | 1442a678349430a |
12 | 4b6b9ab1321bb7 |
13 | 19a569756625c8 |
14 | 952823d53a283 |
15 | 4163b9bb8472a |
hex | 1e328ff9de37b |
531240203445115 has 8 divisors (see below), whose sum is σ = 640224245183328. Its totient is φ = 423168162056640.
The previous prime is 531240203445113. The next prime is 531240203445167. The reversal of 531240203445115 is 511544302042135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 531240203445115 - 21 = 531240203445113 is a prime.
It is a super-2 number, since 2×5312402034451152 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (531240203445113) 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, 228000086151 + ... + 228000088480.
It is an arithmetic number, because the mean of its divisors is an integer number (80028030647916).
Almost surely, 2531240203445115 is an apocalyptic number.
531240203445115 is a deficient number, since it is larger than the sum of its proper divisors (108984041738213).
531240203445115 is a wasteful number, since it uses less digits than its factorization.
531240203445115 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 456000174869.
The product of its (nonzero) digits is 288000, while the sum is 40.
The spelling of 531240203445115 in words is "five hundred thirty-one trillion, two hundred forty billion, two hundred three million, four hundred forty-five thousand, one hundred fifteen".
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