Base | Representation |
---|---|
bin | 10010100110001111… |
… | …01101110011101101 |
3 | 221202211112102200212 |
4 | 21103013231303231 |
5 | 130422010404112 |
6 | 4330425432205 |
7 | 502265363531 |
oct | 112307556355 |
9 | 27684472625 |
10 | 9984466157 |
11 | 4263a75226 |
12 | 1b2793b665 |
13 | c3170bb53 |
14 | 6aa07bbc1 |
15 | 3d6840522 |
hex | 2531edced |
9984466157 has 8 divisors (see below), whose sum is σ = 10234968120. Its totient is φ = 9737038080.
The previous prime is 9984466147. The next prime is 9984466183. The reversal of 9984466157 is 7516644899.
It can be written as a sum of positive squares in 4 ways, for example, as 86007076 + 9898459081 = 9274^2 + 99491^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 9984466157 - 28 = 9984465901 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 9984466096 and 9984466105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9984466127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 761894 + ... + 774887.
It is an arithmetic number, because the mean of its divisors is an integer number (1279371015).
Almost surely, 29984466157 is an apocalyptic number.
It is an amenable number.
9984466157 is a deficient number, since it is larger than the sum of its proper divisors (250501963).
9984466157 is a wasteful number, since it uses less digits than its factorization.
9984466157 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1536943.
The product of its digits is 13063680, while the sum is 59.
The square root of 9984466157 is about 99922.3005990154. The cubic root of 9984466157 is about 2153.3185568967.
The spelling of 9984466157 in words is "nine billion, nine hundred eighty-four million, four hundred sixty-six thousand, one hundred fifty-seven".
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