Base | Representation |
---|---|
bin | 11100111010001101… |
… | …000010100001111110 |
3 | 2222010022121210022121 |
4 | 130322031002201332 |
5 | 1002033031032323 |
6 | 22132110033154 |
7 | 2146142265100 |
oct | 347215024176 |
9 | 88108553277 |
10 | 31041267838 |
11 | 12189a93a69 |
12 | 60237a87ba |
13 | 2c09020c09 |
14 | 1706859570 |
15 | c1a25ca5d |
hex | 73a34287e |
31041267838 has 24 divisors (see below), whose sum is σ = 54496166472. Its totient is φ = 13221777744.
The previous prime is 31041267821. The next prime is 31041267853. The reversal of 31041267838 is 83876214013.
It is a junction number, because it is equal to n+sod(n) for n = 31041267794 and 31041267803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 955645 + ... + 987592.
It is an arithmetic number, because the mean of its divisors is an integer number (2270673603).
Almost surely, 231041267838 is an apocalyptic number.
31041267838 is a deficient number, since it is larger than the sum of its proper divisors (23454898634).
31041267838 is a wasteful number, since it uses less digits than its factorization.
31041267838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1943416 (or 1943409 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 43.
The spelling of 31041267838 in words is "thirty-one billion, forty-one million, two hundred sixty-seven thousand, eight hundred thirty-eight".
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