| Base | Representation |
|---|---|
| bin | 10001100001000111… |
| … | …11101111011001000 |
| 3 | 220021102112201101210 |
| 4 | 20300203331323020 |
| 5 | 123230043412030 |
| 6 | 4153114413120 |
| 7 | 452025241632 |
| oct | 106043757310 |
| 9 | 26242481353 |
| 10 | 9404669640 |
| 11 | 3a96766553 |
| 12 | 19a57311a0 |
| 13 | b6b5681a2 |
| 14 | 653073a52 |
| 15 | 3a09b3bb0 |
| hex | 2308fdec8 |
9404669640 has 128 divisors (see below), whose sum is σ = 30390681600. Its totient is φ = 2321468160.
The previous prime is 9404669633. The next prime is 9404669653. The reversal of 9404669640 is 469664049.
9404669640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×94046696402 (a number of 21 digits) contains 22 as substring.
It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 9404669640.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30601 + ... + 140519.
It is an arithmetic number, because the mean of its divisors is an integer number (237427200).
Almost surely, 29404669640 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 9404669640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15195340800).
9404669640 is an abundant number, since it is smaller than the sum of its proper divisors (20986011960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9404669640 is a wasteful number, since it uses less digits than its factorization.
9404669640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109987 (or 109983 counting only the distinct ones).
The product of its (nonzero) digits is 1119744, while the sum is 48.
The square root of 9404669640 is about 96977.6759878272. The cubic root of 9404669640 is about 2110.8037069136.
The spelling of 9404669640 in words is "nine billion, four hundred four million, six hundred sixty-nine thousand, six hundred forty".
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