Base | Representation |
---|---|
bin | 10010011011000001… |
… | …11011100110101110 |
3 | 221112021120000222122 |
4 | 21031200323212232 |
5 | 130223421203344 |
6 | 4313225512542 |
7 | 500044060151 |
oct | 111540734656 |
9 | 27467500878 |
10 | 9890412974 |
11 | 4215975722 |
12 | 1b00342752 |
13 | c1809b090 |
14 | 69b797c98 |
15 | 3cd462aee |
hex | 24d83b9ae |
9890412974 has 32 divisors (see below), whose sum is σ = 16118204256. Its totient is φ = 4524589440.
The previous prime is 9890412971. The next prime is 9890412989. The reversal of 9890412974 is 4792140989.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9890412971) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1415309 + ... + 1422279.
It is an arithmetic number, because the mean of its divisors is an integer number (503693883).
Almost surely, 29890412974 is an apocalyptic number.
9890412974 is a deficient number, since it is larger than the sum of its proper divisors (6227791282).
9890412974 is a wasteful number, since it uses less digits than its factorization.
9890412974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7460.
The product of its (nonzero) digits is 1306368, while the sum is 53.
The square root of 9890412974 is about 99450.5554232856. Note that the first 3 decimals coincide. The cubic root of 9890412974 is about 2146.5358292759.
The spelling of 9890412974 in words is "nine billion, eight hundred ninety million, four hundred twelve thousand, nine hundred seventy-four".
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