Base | Representation |
---|---|
bin | 11101001100101000… |
… | …111001100101101110 |
3 | 2222220212121111221212 |
4 | 131030220321211232 |
5 | 1003201220424014 |
6 | 22222515154422 |
7 | 2156616241604 |
oct | 351450714556 |
9 | 88825544855 |
10 | 31350561134 |
11 | 12328635662 |
12 | 60ab2a5a12 |
13 | 2c581239b9 |
14 | 173596b874 |
15 | c374a523e |
hex | 74ca3996e |
31350561134 has 16 divisors (see below), whose sum is σ = 47810891520. Its totient is φ = 15415179000.
The previous prime is 31350561107. The next prime is 31350561139. The reversal of 31350561134 is 43116505313.
It is a self number, because there is not a number n which added to its sum of digits gives 31350561134.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31350561139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 355604 + ... + 434919.
It is an arithmetic number, because the mean of its divisors is an integer number (2988180720).
Almost surely, 231350561134 is an apocalyptic number.
31350561134 is a deficient number, since it is larger than the sum of its proper divisors (16460330386).
31350561134 is a wasteful number, since it uses less digits than its factorization.
31350561134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 790855.
The product of its (nonzero) digits is 16200, while the sum is 32.
The spelling of 31350561134 in words is "thirty-one billion, three hundred fifty million, five hundred sixty-one thousand, one hundred thirty-four".
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