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9494681 = 72375237
BaseRepresentation
bin100100001110…
…000010011001
3122212101020212
4210032002121
54412312211
6535300505
7143463200
oct44160231
918771225
109494681
1153a5549
12321a735
131c75871
141392237
15c7838b
hex90e099

9494681 has 12 divisors (see below), whose sum is σ = 11345508. Its totient is φ = 7916832.

The previous prime is 9494669. The next prime is 9494689. The reversal of 9494681 is 1864949.

It can be written as a sum of positive squares in 2 ways, for example, as 8317456 + 1177225 = 2884^2 + 1085^2 .

It is not a de Polignac number, because 9494681 - 214 = 9478297 is a prime.

It is a super-2 number, since 2×94946812 = 180297934583522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9494689) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 806 + ... + 4431.

It is an arithmetic number, because the mean of its divisors is an integer number (945459).

Almost surely, 29494681 is an apocalyptic number.

It is an amenable number.

9494681 is a deficient number, since it is larger than the sum of its proper divisors (1850827).

9494681 is a wasteful number, since it uses less digits than its factorization.

9494681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5288 (or 5281 counting only the distinct ones).

The product of its digits is 62208, while the sum is 41.

The square root of 9494681 is about 3081.3440249346. The cubic root of 9494681 is about 211.7516449113.

The spelling of 9494681 in words is "nine million, four hundred ninety-four thousand, six hundred eighty-one".

Divisors: 1 7 37 49 259 1813 5237 36659 193769 256613 1356383 9494681