Base | Representation |
---|---|
bin | 11100111001101001110… |
… | …11001100000100010011 |
3 | 10111221011122102211202022 |
4 | 32130310323030010103 |
5 | 112232203444022111 |
6 | 2040104540042055 |
7 | 131513044300556 |
oct | 16346473140423 |
9 | 3457148384668 |
10 | 993025376531 |
11 | 353159a34071 |
12 | 14055623332b |
13 | 728463092c6 |
14 | 360c401469d |
15 | 1ac6e2b12db |
hex | e734ecc113 |
993025376531 has 32 divisors (see below), whose sum is σ = 1070707507200. Its totient is φ = 917687232000.
The previous prime is 993025376503. The next prime is 993025376591. The reversal of 993025376531 is 135673520399.
It is a happy number.
993025376531 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 993025376531 - 238 = 718147469587 is a prime.
It is a super-2 number, since 2×9930253765312 (a number of 25 digits) contains 22 as substring.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (993025376591) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82055381 + ... + 82067481.
It is an arithmetic number, because the mean of its divisors is an integer number (33459609600).
Almost surely, 2993025376531 is an apocalyptic number.
993025376531 is a deficient number, since it is larger than the sum of its proper divisors (77682130669).
993025376531 is a wasteful number, since it uses less digits than its factorization.
993025376531 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12635.
The product of its (nonzero) digits is 4592700, while the sum is 53.
The spelling of 993025376531 in words is "nine hundred ninety-three billion, twenty-five million, three hundred seventy-six thousand, five hundred thirty-one".
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