Base | Representation |
---|---|
bin | 11100111011110101… |
… | …001101001100110010 |
3 | 2222012020000010000222 |
4 | 130323311031030302 |
5 | 1002112023341024 |
6 | 22134523213042 |
7 | 2146623345305 |
oct | 347365151462 |
9 | 88166003028 |
10 | 31068574514 |
11 | 121a344496a |
12 | 6030977182 |
13 | 2c11892003 |
14 | 170a326b3c |
15 | c1c85385e |
hex | 73bd4d332 |
31068574514 has 4 divisors (see below), whose sum is σ = 46602861774. Its totient is φ = 15534287256.
The previous prime is 31068574487. The next prime is 31068574517. The reversal of 31068574514 is 41547586013.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 18832896289 + 12235678225 = 137233^2 + 110615^2 .
It is not an unprimeable number, because it can be changed into a prime (31068574517) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7767143627 + ... + 7767143630.
Almost surely, 231068574514 is an apocalyptic number.
31068574514 is a deficient number, since it is larger than the sum of its proper divisors (15534287260).
31068574514 is a wasteful number, since it uses less digits than its factorization.
31068574514 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15534287259.
The product of its (nonzero) digits is 403200, while the sum is 44.
The spelling of 31068574514 in words is "thirty-one billion, sixty-eight million, five hundred seventy-four thousand, five hundred fourteen".
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