Base | Representation |
---|---|
bin | 10010100111010011… |
… | …00111111010001110 |
3 | 221210110021000202100 |
4 | 21103221213322032 |
5 | 130431244324034 |
6 | 4331344135530 |
7 | 502434054315 |
oct | 112351477216 |
9 | 27713230670 |
10 | 9993354894 |
11 | 4268a96496 |
12 | 1b2a9075a6 |
13 | c33501963 |
14 | 6ab31327c |
15 | 3d74e9099 |
hex | 253a67e8e |
9993354894 has 24 divisors (see below), whose sum is σ = 21790187640. Its totient is φ = 3309900048.
The previous prime is 9993354863. The next prime is 9993354941. The reversal of 9993354894 is 4984533999.
It is a congruent number.
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 1765284 + ... + 1770935.
It is an arithmetic number, because the mean of its divisors is an integer number (907924485).
Almost surely, 29993354894 is an apocalyptic number.
9993354894 is an abundant number, since it is smaller than the sum of its proper divisors (11796832746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9993354894 is a wasteful number, since it uses less digits than its factorization.
9993354894 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3536384 (or 3536381 counting only the distinct ones).
The product of its digits is 37791360, while the sum is 63.
The square root of 9993354894 is about 99966.7689484861. The cubic root of 9993354894 is about 2153.9573693919.
The spelling of 9993354894 in words is "nine billion, nine hundred ninety-three million, three hundred fifty-four thousand, eight hundred ninety-four".
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