Base | Representation |
---|---|
bin | 110010101011111… |
… | …010001101100111 |
3 | 2012021010100022012 |
4 | 302223322031213 |
5 | 3220143341211 |
6 | 220214224435 |
7 | 30034016000 |
oct | 6253721547 |
9 | 2167110265 |
10 | 850371431 |
11 | 3a7015708 |
12 | 1b895511b |
13 | 10723b380 |
14 | 80d1c1a7 |
15 | 4e9c6d8b |
hex | 32afa367 |
850371431 has 16 divisors (see below), whose sum is σ = 1067976000. Its totient is φ = 672817824.
The previous prime is 850371413. The next prime is 850371463. The reversal of 850371431 is 134173058.
It is not a de Polignac number, because 850371431 - 26 = 850371367 is a prime.
It is a super-2 number, since 2×8503714312 = 1446263141321975522, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (850371491) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90896 + ... + 99813.
It is an arithmetic number, because the mean of its divisors is an integer number (66748500).
Almost surely, 2850371431 is an apocalyptic number.
850371431 is a deficient number, since it is larger than the sum of its proper divisors (217604569).
850371431 is a wasteful number, since it uses less digits than its factorization.
850371431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190743 (or 190729 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 850371431 is about 29161.1287675906. The cubic root of 850371431 is about 947.4061954414.
It can be divided in two parts, 85037 and 1431, that added together give a palindrome (86468).
The spelling of 850371431 in words is "eight hundred fifty million, three hundred seventy-one thousand, four hundred thirty-one".
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