Base | Representation |
---|---|
bin | 11101001011011111… |
… | …011101100110111110 |
3 | 2222212112101110101102 |
4 | 131023133131212332 |
5 | 1003131303410024 |
6 | 22220550413102 |
7 | 2156263512104 |
oct | 351337354676 |
9 | 88775343342 |
10 | 31331310014 |
11 | 12318786a44 |
12 | 60a4961192 |
13 | 2c541433c4 |
14 | 1733199c74 |
15 | c359511ae |
hex | 74b7dd9be |
31331310014 has 4 divisors (see below), whose sum is σ = 46996965024. Its totient is φ = 15665655006.
The previous prime is 31331310001. The next prime is 31331310041. The reversal of 31331310014 is 41001313313.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7832827502 + ... + 7832827505.
It is an arithmetic number, because the mean of its divisors is an integer number (11749241256).
Almost surely, 231331310014 is an apocalyptic number.
31331310014 is a deficient number, since it is larger than the sum of its proper divisors (15665655010).
31331310014 is a wasteful number, since it uses less digits than its factorization.
31331310014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15665655009.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 31331310014 its reverse (41001313313), we get a palindrome (72332623327).
The spelling of 31331310014 in words is "thirty-one billion, three hundred thirty-one million, three hundred ten thousand, fourteen".
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